1242. diathéké
Lexical Summary
diathéké: Covenant, Testament

Original Word: διαθήκη
Part of Speech: Noun, Feminine
Transliteration: diathéké
Pronunciation: dee-ath-ay'-kay
Phonetic Spelling: (dee-ath-ay'-kay)
KJV: covenant, testament
NASB: covenant, covenants
Word Origin: [from G1303 (διατίθεμαι - made)]

1. (properly) a disposition
2. (specially) a contract (especially a devisory will)

Strong's Exhaustive Concordance
covenant, testament.

From diatithemai; properly, a disposition, i.e. (specially) a contract (especially a devisory will) -- covenant, testament.

see GREEK diatithemai

HELPS Word-studies

1242 diathḗkē (from 1223 /diá, "thoroughly," intensifying 5087 /títhēmi, "place, set") – properly, a set-agreement having complete terms determined by the initiating party, which also are fully affirmed by the one entering the agreement.

NAS Exhaustive Concordance
Word Origin
from diatithémi
Definition
testament, will, covenant
NASB Translation
covenant (30), covenants (3).

Thayer's Greek Lexicon
STRONGS NT 1242: διαθήκη

διαθήκη, διαθήκης, (διατίθημι);

1. a disposition, arrangement, of any sort, which one wishes to be valid (German Verordnung, Willensverfugung): Galatians 3:15, where under the name of a man's disposition is meant specifically a testament, so far forth as it is a specimen and example of that disposition (cf. Meyer or Lightfoot at the passage); especially the last disposal which one makes of his earthly possessions after his death, a testament or will (so in Greek writings from (Aristophanes), Plato, legg. 11, p. 922 c. following down): Hebrews 9:16f

2. a compact, covenant (Aristophanes av. 440), very often in the Scriptures for בְּרִית (Vulg.testamentum). For the word covenant is used to denote the close relationship which God entered into, first with Noah (Genesis 6:18; Genesis 9:9ff (cf. Sir. 44:18)), then with Abraham, Isaac and Jacob and their posterity (Leviticus 26:42 (cf. 2 Macc. 1:2)), but especially with Abraham (Genesis 15 and Genesis 17), and afterward through Moses with the people of Israel (Exodus 24; Deuteronomy 5:2; Deuteronomy 28:69 ()). By this last covenant the Israelites are bound to obey God's will as expressed and solemnly promulged in the Mosaic law; and he promises them his almighty protection and blessings of every kind in this world, but threatens transgressors with the severest punishments. Hence, in the N. T. we find mention of αἱ πλάκες τῆς διαθήκης (הַבְּרִית לוּחות, Deuteronomy 9:9, 15), the tables of the law, on which the duties of the covenant were inscribed (Exodus 20); of κιβωτός τῆς διαθήκης (הַבְּרִית אֲרון, Deuteronomy 10:8; Deuteronomy 31:9; Joshua 3:6, etc.), the ark of the covenant or law, in which those tables were deposited, Hebrews 9:4; Revelation 11:19; of διαθήκη περιτομῆς, the covenant of circumcision, made with Abraham, whose sign and seal was circumcision (Genesis 17:10ff), Acts 7:8; of τό αἷμα τῆς διαθήκης, the blood of the victims, by the shedding and sprinkling of which the Mosaic covenant was ratified, Hebrews 9:20 from Exodus 24:8; of αἱ διαθῆκαι, the covenants, one made with Abraham, the other through Moses with the Israelites, Romans 9:4 (L text Tr marginal reading διαθήκη) (Sap). 18:22; Sir. 44:11; 2 Macc. 8:15; Epistle of Barnabas 9 [ET]; (cf. Winer's Grammar, 177 (166))); of αἱ διαθῆκαι τῆς ἐπαγγελίας, the covenants to which the promise of salvation through the Messiah was annexed, Ephesians 2:12 (συνθηκαι ἀγαθῶν ὑποσχέσεων, Wis. 12:21); for Christian salvation is the fulfillment of the divine promises annexed to those covenants, especially to that made with Abraham: Luke 1:72; Acts 3:25; Romans 11:27; Galatians 3:17 (where διαθήκη is God's arrangement, i. e. the promise made to Abraham). As the new and far more excellent bond of friendship which God in the Messiah's time would enter into with the people of Israel is called, חֲדָשָׁה בְּרִית, καινή διαθήκη (Jeremiah 38:31 ()) — which divine promise Christ has made good (Hebrews 8:8-10; Hebrews 10:16) — we find in the N. T. two distinct covenants spoken of, δύο διαθῆκαι (Galatians 4:24), viz. the Mosaic and the Christian, with the former of which (τῇ πρώτη διαθήκη, Hebrews 9:15, 18, cf. 8:9) the latter is contrasted, as καινή διαθήκη, Matthew 26:28; Mark 14:24 (in both passages in R G L (in Matthew in Tr also)); Luke 22:20 (WH reject the passage); 1 Corinthians 11:25; 2 Corinthians 3:6; Hebrews 8:8; κρείττων διαθήκη, Hebrews 7:22; αἰώνιος διαθήκη, Hebrews 13:20; and Christ is called κρείττονος or καινῆς or νέας διαθήκης μεσίτης: Hebrews 8:6; Hebrews 9:15; Hebrews 12:24. This new covenant binds men to exercise faith in Christ, and God promises them grace and salvation eternal. This covenant Christ set up and ratified by undergoing death; hence, the phrases τό αἷμα τῆς καινῆς διαθήκης, τό αἷμα τῆς διαθήκης (see αἷμα sub at the end) (Hebrews 10:29); τό αἷμα μου τῆς διαθήκης, my blood by the shedding of which the covenant is established, Matthew 26:28 T WH and Mark 14:24 T Tr WH (on two genitives after one noun cf. Matthiae, § 380, Anm. 1; Kühner, ii., p. 288f; (Jelf, § 543, 1, cf § 466; Winers Grammar, § 30, 3 Note 3; Buttmann, 155 (136))). By metonymy of the contained for the container παλαιά διαθήκη is used in 2 Corinthians 3:14 of the sacred books of the O. T. because in them the conditions and principles of the older covenant were recorded. Finally must be noted the amphiboly or twofold use (cf. Philo de mut. nom. § 6) by which the writer to the Hebrews, in Hebrews 9:16f, substitutes for the meaning covenant which διαθήκη bears elsewhere in the Epistle that of testament (see 1 above), and likens Christ to a testator — not only because the author regards eternal blessedness as an inheritance bequeathed by Christ, but also because he is endeavoring to show, both that the attainment of eternal salvation is made possible for the disciples of Christ by his death (Hebrews 9:15), and that even the Mosaic covenant had been consecrated by blood (Hebrews 9:18ff). This, apparently, led the Latin Vulg. to render διαθήκη wherever it occurs in the Bible (i. e. in the New Testament, not always in the Old Testament; see B. D. under the word , and B. D. American edition under the word ) by the wordtestamentum.

Topical Lexicon
Overview

The Greek noun διαθήκη (1242) traces the unifying thread of God’s saving plan from Genesis to Revelation. It portrays a binding arrangement initiated by God, ratified by blood, confirmed by divine oath, and designed to secure the relationship between the Creator and His people. Each biblical occurrence deepens the portrait of a God who commits Himself irrevocably to mercy and holiness, culminating in the crucifixion and resurrection of Jesus Christ.

Old Testament Foundations Reflected in the New

The Septuagint consistently renders Hebrew בְּרִית with διαθήκη. Thus, when Luke speaks of “the oath He swore to our father Abraham, to grant us deliverance” (Luke 1:72), he invokes the Abrahamic covenant now finding fulfillment in the Messianic age. Stephen echoes the same covenantal continuity: “He gave him the covenant of circumcision” (Acts 7:8). New Testament writers assume that the patriarchal, Mosaic, and Davidic covenants remain historically real and theologically active, but they are also preparatory shadows of the climactic New Covenant.

The Mosaic Covenant and Its Limitations

Paul names Israel “the people of the covenants” (Romans 9:4), yet immediately contrasts the law’s inability to impart righteousness (Galatians 3:15-19). He insists the Sinai arrangement was never annulled capriciously; rather, it served as a guardian until Christ, exposing sin to magnify grace (Galatians 3:24). The writer of Hebrews reinforces this limitation: “If that first covenant had been without fault, no place would have been sought for a second” (Hebrews 8:7).

The New Covenant Announced by Jesus

At the Last Supper Jesus took the cup and declared, “This cup is the new covenant in My blood, which is poured out for you” (Luke 22:20; cf. Matthew 26:28; Mark 14:24; 1 Corinthians 11:25). By echoing Jeremiah 31:31-34 and sealing the promise with His imminent sacrifice, He proclaimed that forgiveness, internal transformation, and universal knowledge of God would be permanently secured through His blood.

Pauline Theology of Covenant

Paul twice contrasts “the ministry of the letter” with “the ministry of the Spirit” (2 Corinthians 3:6, 14). The Spirit-given life of the New Covenant fulfills the promises made to Abraham, rendering all believers—Jew and Gentile—“heirs according to the promise” (Galatians 3:29). Yet Paul refuses to pit covenants against each other in a way that implies divine inconsistency; rather, each stage in salvation history displays progressive revelation leading inexorably to Christ.

The Epistle to the Hebrews: Covenant Climaxis

Hebrews employs διαθήκη seventeen times, more than any other New Testament book, to unfold the doctrine of Christ’s priesthood. The New Covenant is “better” (Hebrews 8:6) because it rests on “better promises,” is enacted by a “better sacrifice,” and is mediated by a High Priest who “lives forever.” The heavenly sanctuary, purified “with better sacrifices than these” (Hebrews 9:23), ensures eternal redemption (Hebrews 9:12) for those who are “called to receive the promised eternal inheritance” (Hebrews 9:15).

Covenant Ratification by Blood

A covenant in Scripture is always ratified by blood (Exodus 24:8; Hebrews 9:18-22). Hebrews 13:20 declares that God “brought up from the dead our Lord Jesus, the great Shepherd of the sheep, through the blood of the eternal covenant.” The resurrection is thus inseparably tied to covenant blood, demonstrating divine acceptance of the sacrifice and guaranteeing the covenant’s permanence.

Eschatological Fulfillment

Revelation 11:19 envisions “the ark of His covenant” appearing in the heavenly temple when the seventh trumpet sounds, signaling the consummation of history. The ark, once the earthly container of covenant tablets, is now located in the heavenly sanctuary, proclaiming that God’s covenant purposes will reach their final, visible fulfillment in the reign of Christ.

Covenant and Gentile Inclusion

Ephesians 2:12 recalls a time when Gentiles were “strangers to the covenants of the promise.” Through Christ, that estrangement is abolished. The dividing wall is broken, forging one new humanity in covenant fellowship (Ephesians 2:13-22). Consequently, missionary proclamation is covenantal at its core: it summons every nation to enter the sworn promises of God through faith in Christ.

Ministry and Sacramental Significance

1 Corinthians 11 anchors the church’s ongoing observance of the Lord’s Supper in covenant remembrance. Each participation is a proclamation that the covenant remains operative until the Lord returns (1 Corinthians 11:26). Pastoral ministry therefore centers on mediating the benefits of the covenant—preaching forgiveness, nurturing Spirit-wrought obedience, and shepherding God’s people in anticipation of the marriage supper of the Lamb.

Practical Implications for Believers

• Assurance: The covenant is God’s sworn commitment; salvation rests on His fidelity, not human performance.
• Holiness: The New Covenant writes God’s law on the heart (Hebrews 10:16), empowering genuine obedience.
• Community: Believers share one covenantal identity transcending ethnic, social, and cultural barriers.
• Worship: Covenantal themes shape baptism and communion, anchoring liturgy in redemptive history.
• Mission: Evangelism invites others into the covenant blessing promised to Abraham and fulfilled in Christ.

Summary

διαθήκη threads together Scripture’s narrative, from the patriarchal promises to the eschatological triumph of the Lamb. Each occurrence bears witness to a single, coherent purpose: God graciously binding Himself to a people, at unimaginable cost, to display His glory through their redemption and eternal fellowship with Him.

Forms and Transliterations
διαθηκαι διαθήκαι διαθῆκαι διαθηκη διαθήκη διαθήκῃ διαθηκην διαθήκην διαθηκης διαθήκης διαθηκων διαθηκών διαθηκῶν διάθρυπτε διαθρύψεις διεθρύβη διεθρύβησαν diathekai diathêkai diathēkai diathē̂kai diatheke diathēkē diathḗke diathḗkē diathḗkei diathḗkēi diatheken diathēkēn diathḗken diathḗkēn diathekes diathēkēs diathḗkes diathḗkēs diathekon diathekôn diathēkōn diathēkō̂n
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Interlinear GreekInterlinear HebrewStrong's NumbersEnglishman's Greek ConcordanceEnglishman's Hebrew ConcordanceParallel Texts
Englishman's Concordance
Matthew 26:28 N-GFS
GRK: μου τῆς διαθήκης τὸ περὶ
NAS: is My blood of the covenant, which is poured
KJV: of the new testament, which
INT: of me of the covenant that for

Mark 14:24 N-GFS
GRK: μου τῆς διαθήκης τὸ ἐκχυννόμενον
NAS: is My blood of the covenant, which
KJV: of the new testament, which
INT: of me of the covenant that is poured out

Luke 1:72 N-GFS
GRK: καὶ μνησθῆναι διαθήκης ἁγίας αὐτοῦ
NAS: And to remember His holy covenant,
KJV: his holy covenant;
INT: and to remember [the] covenant holy of him

Luke 22:20 N-NFS
GRK: ἡ καινὴ διαθήκη ἐν τῷ
NAS: out for you is the new covenant in My blood.
KJV: cup [is] the new testament in my
INT: the new covenant in the

Acts 3:25 N-GFS
GRK: καὶ τῆς διαθήκης ἧς ὁ
NAS: of the prophets and of the covenant which
KJV: and of the covenant which
INT: and of the covenant which

Acts 7:8 N-AFS
GRK: ἔδωκεν αὐτῷ διαθήκην περιτομῆς καὶ
NAS: And He gave him the covenant of circumcision;
KJV: him the covenant of circumcision:
INT: he gave to him a covenant of circumcision and

Romans 9:4 N-NFP
GRK: καὶ αἱ διαθῆκαι καὶ ἡ
NAS: and the glory and the covenants and the giving of the Law
KJV: and the covenants, and
INT: and the covenants and the

Romans 11:27 N-NFS
GRK: παρ' ἐμοῦ διαθήκη ὅταν ἀφέλωμαι
NAS: THIS IS MY COVENANT WITH THEM, WHEN
KJV: this [is] my covenant unto them, when
INT: from me covenant when I might have taken away

1 Corinthians 11:25 N-NFS
GRK: ἡ καινὴ διαθήκη ἐστὶν ἐν
NAS: is the new covenant in My blood;
KJV: is the new testament in my
INT: the new covenant is in

2 Corinthians 3:6 N-GFS
GRK: διακόνους καινῆς διαθήκης οὐ γράμματος
NAS: of a new covenant, not of the letter
KJV: of the new testament; not
INT: servants of a new covenant not of letter

2 Corinthians 3:14 N-GFS
GRK: τῆς παλαιᾶς διαθήκης μένει μὴ
NAS: of the old covenant the same
KJV: of the old testament; which
INT: of the old covenant remains not

Galatians 3:15 N-AFS
GRK: ἀνθρώπου κεκυρωμένην διαθήκην οὐδεὶς ἀθετεῖ
NAS: it is [only] a man's covenant, yet
KJV: a man's covenant, yet [if it be] confirmed,
INT: of man a confirmed covenant no on sets aside

Galatians 3:17 N-AFS
GRK: δὲ λέγω διαθήκην προκεκυρωμένην ὑπὸ
NAS: does not invalidate a covenant previously ratified
KJV: I say, [that] the covenant, that was confirmed before
INT: moreover I say [the] covenant confirmed beforehand by

Galatians 4:24 N-NFP
GRK: εἰσιν δύο διαθῆκαι μία μὲν
NAS: [women] are two covenants: one
KJV: are the two covenants; the one from
INT: are two covenants one indeed

Ephesians 2:12 N-GFP
GRK: ξένοι τῶν διαθηκῶν τῆς ἐπαγγελίας
NAS: and strangers to the covenants of promise,
KJV: strangers from the covenants of promise,
INT: strangers from the covenants of the promise

Hebrews 7:22 N-GFS
GRK: καὶ κρείττονος διαθήκης γέγονεν ἔγγυος
NAS: the guarantee of a better covenant.
KJV: a surety of a better testament.
INT: also of a better covenant has become [the] guarantee

Hebrews 8:6 N-GFS
GRK: κρείττονός ἐστιν διαθήκης μεσίτης ἥτις
NAS: of a better covenant, which
KJV: of a better covenant, which
INT: of a better he is covenant mediator which

Hebrews 8:8 N-AFS
GRK: οἶκον Ἰούδα διαθήκην καινήν
NAS: A NEW COVENANT WITH THE HOUSE
KJV: a new covenant with
INT: house of Judah a covenant new

Hebrews 8:9 N-AFS
GRK: κατὰ τὴν διαθήκην ἣν ἐποίησα
NAS: NOT LIKE THE COVENANT WHICH I MADE
KJV: according to the covenant that
INT: according to the covenant which I made

Hebrews 8:9 N-DFS
GRK: ἐν τῇ διαθήκῃ μου κἀγὼ
NAS: FOR THEY DID NOT CONTINUE IN MY COVENANT, AND I DID NOT CARE
KJV: in my covenant, and I regarded
INT: in the covenant of me and I

Hebrews 8:10 N-NFS
GRK: αὕτη ἡ διαθήκη ἣν διαθήσομαι
NAS: FOR THIS IS THE COVENANT THAT I WILL MAKE
KJV: this [is] the covenant that
INT: this [is] the covenant which I will covenant

Hebrews 9:4 N-GFS
GRK: κιβωτὸν τῆς διαθήκης περικεκαλυμμένην πάντοθεν
NAS: and the ark of the covenant covered
KJV: the ark of the covenant overlaid
INT: ark of the covenant having been covered around in every part

Hebrews 9:4 N-GFS
GRK: πλάκες τῆς διαθήκης
NAS: and the tables of the covenant;
KJV: and the tables of the covenant;
INT: tablets of the covenant

Hebrews 9:15 N-GFS
GRK: διὰ τοῦτο διαθήκης καινῆς μεσίτης
NAS: of a new covenant, so
KJV: of the new testament, that
INT: because of this of a covenant new mediator

Hebrews 9:15 N-DFS
GRK: τῇ πρώτῃ διαθήκῃ παραβάσεων τὴν
NAS: the first covenant, those
KJV: the first testament, they which are called
INT: the first covenant transgressions the

Strong's Greek 1242
33 Occurrences


διαθῆκαι — 2 Occ.
διαθήκη — 9 Occ.
διαθήκην — 5 Occ.
διαθήκης — 16 Occ.
διαθηκῶν — 1 Occ.

1241
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