Numbers 3:9 in the King James Version
And thou shalt give the Levites unto Aaron and to his sons: they are wholly given unto him out of the children of Israel.
Context
8 They shall keep all the furnishings of the Tent of Meeting, and the obligations of the children of Israel, to do the service of the tabernacle.
9 You shall give the Levites to Aaron and to his sons. They are wholly given to him on the behalf of the children of Israel.
10 You shall appoint Aaron and his sons, and they shall keep their priesthood, but the stranger who comes near shall be put to death.”