You shall give the Levites to Aaron and to his sons; they are given to him, wholly given, from among the Israelites.
In context
7They shall keep his charge and the charge of the whole congregation before the tent of meeting, doing the service of the tabernacle. 8They shall care for all the furnishings of the tent of meeting and keep charge of the Israelites, doing the service of the tabernacle. 9You shall give the Levites to Aaron and to his sons; they are given to him, wholly given, from among the Israelites. 10You shall appoint Aaron and his sons, and they shall attend to their priesthood. Any outsider who comes near shall be put to death.” 11Yahweh spoke to Moses. He said,