OT-HISTORY.filter - kjv Matri:

kjv@Exodus:34:19 @ All that openeth the matrix is mine; and every firstling among thy cattle, whether ox or sheep, that is male.

kjv@Numbers:3:12 @ And I, behold, I have taken the Levites from among the children of Israel instead of all the firstborn that openeth the matrix among the children of Israel: therefore the Levites shall be mine;

kjv@Numbers:18:15 @ Every thing that openeth the matrix in all flesh, which they bring unto the LORD, whether it be of men or beasts, shall be thine: nevertheless the firstborn of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem.

kjv@1Samuel:10:21 @ When he had caused the tribe of Benjamin to come near by their families, the family of Matri was taken, and Saul the son of Kish was taken: and when they sought him, he could not be found.