3188. yachas
Lexical Summary
yachas: genealogy

Original Word: יַחַשׂ
Part of Speech: Noun Masculine
Transliteration: yachas
Pronunciation: yah-khas
Phonetic Spelling: (yakh'-as)
KJV: genealogy
NASB: genealogy
Word Origin: [from H3187 (יָחַשׂ - enrolled by genealogy)]

1. a pedigree or family list (as growing spontaneously)

Strong's Exhaustive Concordance
genealogy

From yachas; a pedigree or family list (as growing spontaneously) -- genealogy.

see HEBREW yachas

NAS Exhaustive Concordance
Word Origin
from an unused word
Definition
genealogy
NASB Translation
genealogy (1).

Brown-Driver-Briggs
יַ֫חַשׁ noun [masculine] genealogy (Late Hebrew יַחַס יִחוּס Aramaic יִחוּס) — סֵפֶר הַיַּ֫חַשׂ Nehemiah 7:5 book of Genealogy.

Topical Lexicon
Overview

יַחַשׂ denotes the formal act or document of genealogical enrollment-a written record that verifies lineage and establishes a person’s rightful standing within the covenant community. While the root verb emphasizes the process of tracing ancestry, this noun points to the finished register itself, a tangible affirmation that one belongs to the people whom the Lord has set apart for His service.

Canonical Occurrences

2 Chronicles 31:17—Hezekiah’s reforms distribute provisions “to the priests enrolled according to their families in the genealogy.”
2 Chronicles 31:18—The same record safeguards wives, sons, and daughters, “for they were consecrated and holy.”
Nehemiah 7:5—After the exile, Nehemiah testifies, “My God put it into my heart to assemble the nobles, officials, and common people to be registered by genealogy”.

Historical Background

In the united monarchy, genealogies already existed, but the Assyrian and Babylonian invasions scattered families and threatened tribal and priestly continuity. When Hezekiah (circa 715–686 BC) purged idolatry and reinstated temple worship, he revived the use of יַחַשׂ to verify legitimate priests and Levites (2 Chronicles 29–31). Nearly three centuries later, Nehemiah used an earlier register to re-establish communal order in Jerusalem (Nehemiah 7; cf. Ezra 2). Thus the same term bookends two pivotal moments of renewal: Hezekiah’s revival before exile and Nehemiah’s restoration after exile.

Function in Temple and Post-Exilic Administration

1. Authentication of Priesthood: Only descendants of Aaron could handle the altar (Exodus 29:9). The יַחַשׂ prevented unauthorized ministry, protecting Israel from judgment (Numbers 16).
2. Equitable Provisioning: Hezekiah’s treasurers distributed tithes and offerings to every priest and Levite “registered by genealogy,” ensuring that sacred service remained their full-time vocation (2 Chronicles 31:19).
3. Community Cohesion: In Nehemiah’s day the register identified true returnees, securing property rights, clarifying civic leadership, and allocating labor for wall-building and worship.
4. Protection of Covenant Purity: Mixed marriages and foreign infiltration threatened Israel’s distinctiveness (Ezra 9–10; Nehemiah 13). A verified יַחַשׂ curtailed syncretism by tracing bloodlines back to patriarchal promises.

Theological Implications

• God’s Faithfulness Across Generations: The preservation of names, even through exile, demonstrates the Lord’s covenant loyalty (Psalm 105:8–10).
• Corporate Holiness: Sanctified service required demonstrable lineage; holiness was both moral and genealogical under the old covenant.
• Anticipation of the Messiah: Meticulous records prepared the way for the climactic genealogies of Matthew 1 and Luke 3, which establish Jesus Christ as legitimate Son of David and Son of Abraham.
• Divine Initiative: Nehemiah confesses, “My God put it into my heart” (Nehemiah 7:5), showing that the impulse to recover the יַחַשׂ originates with God, not mere human administration.

Continued Relevance

Believers today do not rely on genealogical pedigree for priesthood, because in Christ “there is neither Jew nor Greek” (Galatians 3:28); yet the principle of orderly recognition endures. Church membership rolls, pastoral ordination councils, and missionary credentialing all echo the ancient יַחַשׂ by affirming authentic calling and safeguarding doctrine. Moreover, the written Book of Life (Revelation 21:27) represents the consummate, Spirit-kept יַחַשׂ, guaranteeing that all who trust in the Lord Jesus Christ are eternally registered among His people.

Forms and Transliterations
הִתְיַחֵ֤שׂ הַיַּ֙חַשׂ֙ היחש התיחש וּלְהִתְיַחֵ֗שׂ ולהתיחש haiYachas hay·ya·ḥaś hayyaḥaś hiṯ·ya·ḥêś hityaChes hiṯyaḥêś ū·lə·hiṯ·ya·ḥêś ulehityaChes ūləhiṯyaḥêś
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Interlinear GreekInterlinear HebrewStrong's NumbersEnglishman's Greek ConcordanceEnglishman's Hebrew ConcordanceParallel Texts
Englishman's Concordance
2 Chronicles 31:17
HEB: וְאֵ֨ת הִתְיַחֵ֤שׂ הַכֹּהֲנִים֙ לְבֵ֣ית
INT: genealogy as the priests households

2 Chronicles 31:18
HEB: וּלְהִתְיַחֵ֗שׂ בְּכָל־ טַפָּ֧ם
INT: genealogy all their little

Nehemiah 7:5
HEB: וָֽאֶמְצָ֗א סֵ֤פֶר הַיַּ֙חַשׂ֙ הָעוֹלִ֣ים בָּרִאשׁוֹנָ֔ה
NAS: the book of the genealogy of those who came
KJV: a register of the genealogy of them which came up
INT: found the book of the genealogy came first

3 Occurrences

Strong's Hebrew 3188
3 Occurrences


hay·ya·ḥaś — 1 Occ.
hiṯ·ya·ḥêś — 1 Occ.
ū·lə·hiṯ·ya·ḥêś — 1 Occ.

3187
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