Numbers 18:1-2

Revised Geneva Translation

18 And the LORD said to Aaron, “You and your sons, and your father’s House with you, shall bear the iniquity of the Sanctuary. Both you and your sons with you shall bear the iniquity of your Priest’s office.

² “And also bring with you your brothers from the tribe of Levi, of the family of your father, who shall be joined with you and minister to you. But you and your sons with you shall minister before the Tabernacle of the Testimony.