Numbers 8:13-15

World English Bible

¹³ You shall set the Levites before Aaron and before his sons, and offer them as a wave offering to Yahweh. ¹⁴ Thus you shall separate the Levites from among the children of Israel, and the Levites shall be mine.

¹⁵ “After that, the Levites shall go in to do the service of the Tent of Meeting. You shall cleanse them, and offer them as a wave offering.