Numbers 3:3

3:3 These are the names of the sons of Aaron, the anointed priests, whom he consecrated to minister as priests.

Numbers 4:2

4:2 “Take a census of the Kohathites from among the Levites, by their families and by their clans,

Numbers 10:8

10:8 The sons of Aaron, the priests, must blow the trumpets; and they will be to you for an eternal ordinance throughout your generations.

Numbers 26:19

Judah

26:19 The descendants of Judah were Er and Onan, but Er and Onan died in the land of Canaan.