Numbers 3:6-8

Young's Literal Translation

⁶ `Bring near the tribe of Levi, and thou hast caused it to stand before Aaron the priest, and they have served him,

⁷ and kept his charge, and the charge of all the company before the tent of meeting, to do the service of the tabernacle;

⁸ and they have kept all the vessels of the tent of meeting, and the charge of the sons of Israel, to do the service of the tabernacle;