3645. olothreuó
Lexical Summary
olothreuó: To destroy, to annihilate, to utterly ruin

Original Word: ὀλοθρεύω
Part of Speech: Verb
Transliteration: olothreuó
Pronunciation: o-lo-thryoo'-o
Phonetic Spelling: (ol-oth-ryoo'-o)
KJV: destroy
Word Origin: [from G3639 (ὄλεθρος - destruction)]

1. to spoil, i.e. slay

Strong's Exhaustive Concordance
destroy.

From olethros; to spoil, i.e. Slay -- destroy.

see GREEK olethros

NAS Exhaustive Concordance
Word Origin
from olethreuó; probably from olethros
Definition
to destroy, ruin.

Thayer's Greek Lexicon
STRONGS NT 3645: ὀλεθρεύω

ὀλεθρεύω (Lachmann in Hebrews 11:28), see ὀλοθρεύω.

STRONGS NT 3645: ὀλοθρεύωὀλοθρεύω and, according to a preferable form, ὀλεθρεύω (Lachmann; see Bleek, Hebrew-Br. ii. 2, p. 809; cf. Delitzsch, Commentary on Hebrews, as below; (Tdf. Proleg., p. 81; WH's Appendix, p. 152)); (ὄλεθρος); an Alex. word (Winers Grammar, 92 (88)); to destroy: τινα, Hebrews 11:28. (Exodus 12:23; Joshua 3:10; Joshua 7:25; Jeremiah 2:30; Haggai 2:22, etc.; (Philo, alleg. 2:9).) (Compare: ἐξολοθρεύω.)

Topical Lexicon
Canonical Setting and Narrative Function

The solitary New Testament appearance of ὀλοθρεύω (Hebrews 11:28) occurs in the sweeping catalogue of faith. Here, the writer recalls Moses “By faith … kept the Passover and the sprinkling of the blood, so that the destroyer of the firstborn would not touch their firstborn” (Hebrews 11:28). The participial form ὀλοθρεύων personifies the dreaded agent of judgment that struck Egypt yet spared the Hebrews. Its placement in Hebrews serves a dual aim: to exemplify persevering faith and to highlight God’s unbroken pattern of salvation through substitutionary blood.

Old Testament Background

Hebrews 11:28 deliberately echoes Exodus 12:23: “The LORD will pass through to strike down the Egyptians … He will not allow the destroyer to enter your houses”. In the Exodus text the agent is unnamed; the Septuagint supplies ὀλοθρεύων, the same participle used in Hebrews, binding the Testaments together. Additional echoes surface in 2 Samuel 24:16 and 1 Chronicles 21:15, where a destroying angel executes judgment upon Israel, and in 1 Corinthians 10:10, where Paul warns against grumbling “as some of them did, and were killed by the destroyer”. Collectively these passages establish a consistent pattern: when God’s righteousness demands judgment He may commission a heavenly messenger to carry it out, yet He simultaneously provides atonement for the faithful.

Theology of Divine Judgment and Mercy

The term underscores two inseparable divine attributes. First, God’s justice is uncompromising; unrepentant sin invites real, historical judgment. Second, His mercy is always present: blood on the doorposts diverts wrath, prefiguring the Son’s sacrifice (John 1:29; 1 Peter 1:19). Thus the “destroyer” motif magnifies both the severity of sin and the sufficiency of substitution.

Christological Typology

Hebrews employs Passover typology to direct attention to Jesus Christ, “our Passover Lamb” (1 Corinthians 5:7). Just as literal blood shielded Israel from the destroying angel, Christ’s blood shields believers from eternal condemnation (Romans 5:9). The once-for-all sacrifice (Hebrews 10:10) means that no further fear of the destroyer remains for those in Christ (Romans 8:1). The historical event becomes a theological lens: deliverance is grounded in faith-appropriated atonement.

Pastoral and Practical Implications

1. Assurance of Salvation. The Passover pattern instructs believers to rest in the finished work of Christ, not in personal merit.
2. Call to Holiness. The reality of divine judgment counsels reverent living (Hebrews 12:28-29).
3. Evangelistic Urgency. Since judgment is real, the gospel’s offer of protection through the Lamb’s blood must be proclaimed (2 Corinthians 5:20).
4. Corporate Worship. The Lord’s Supper rehearses Passover imagery, reminding the church of deliverance from the destroyer (Luke 22:15-20; 1 Corinthians 11:26).

Historical Reception

Early church fathers such as Athanasius drew on the Passover narrative to defend the incarnation: only the divine-human Mediator could provide blood potent enough to avert the destroyer’s sword. The Puritans often invoked Hebrews 11:28 in sermons on assurance, urging congregations to “keep the Passover” by clinging to Christ. In hymnody, lines like “When I see the blood, I will pass over you” derive directly from this theological heritage.

Related New Testament Parallels

Though different vocabulary is used, several texts resonate with the same concept:
Matthew 13:49-50 – angels separate the wicked for fiery judgment.
2 Thessalonians 1:7-9 – the Lord is revealed “with His mighty angels” to inflict vengeance.
Revelation 9:11 – “Abaddon” and “Apollyon” (destroyer) personify judgment in apocalyptic form.

These passages underline that ὀλοθρεύων is not an isolated phenomenon but part of a broader biblical doctrine of angelic participation in divine justice.

Summary

Strong’s Greek 3645 appears only once in the New Testament yet opens a panoramic vista of redemptive history. It spotlights a righteous Judge who sends a destroyer, a faithful remnant protected by blood, and a Messiah who fulfills Passover in Himself. For preaching, teaching, and personal devotion, Hebrews 11:28 therefore calls the church to steadfast faith, profound gratitude, and unrelenting proclamation of the Lamb whose blood forever silences the destroyer.

Forms and Transliterations
ολοθρεύοντα ολοθρεύσει ολοθρεύσεις ολοθρεύσητε ολοθρεύσω ολοθρευων ολοθρεύων ὀλοθρεύων ολοκάρπωμα ολοκαρπώσεως ολοκαρπώσεώς ολοκάρπωσιν ολόκαυτος ωλόθρευσας ωλόθρευσε ωλόθρευσεν olothreuon olothreuōn olothreúon olothreúōn
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Englishman's Concordance
Hebrews 11:28 V-PPA-NMS
GRK: μὴ ὁ ὀλοθρεύων τὰ πρωτότοκα
KJV: lest he that destroyed the firstborn
INT: not the destroyer of the firstborn

Strong's Greek 3645
1 Occurrence


ὀλοθρεύων — 1 Occ.

3644
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