Bible Verses About Genealogies: Priests who could not prove their own, excluded from the priesthood
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Neither give heed to fables and endless genealogies, which minister questions, rather than godly edifying which is in faith: so do.
But avoid foolish questions, and genealogies, and contentions, and strivings about the law; for they are unprofitable and vain.
So all Israel were reckoned by genealogies; and, behold, they were written in the book of the kings of Israel and Judah, who were carried away to Babylon for their transgression.
Also of the sons of Aaron the priests, which were in the fields of the suburbs of their cities, in every several city, the men that were expressed by name, to give portions to all the males among the priests, and to all that were reckoned by genealogies among the Levites.
Now the acts of Rehoboam, first and last, are they not written in the book of Shemaiah the prophet, and of Iddo the seer concerning genealogies? And there were wars between Rehoboam and Jeroboam continually.
Verses on Priests who could not prove their own, excluded from the priesthood
These sought their register among those that were reckoned by genealogy, but they were not found: therefore were they, as polluted, put from the priesthood.
These sought their register among those that were reckoned by genealogy, but it was not found: therefore were they, as polluted, put from the priesthood.