Numbers 4:2-4

Modern English Version

² Take the sum of the sons of Kohath from among the sons of Levi, after their families, by the house of their fathers, ³ from thirty years old and older, even to fifty years old, all that enter into the host, to do the work in the tent of meeting.

⁴ This will be the service of the sons of Kohath in the tent of meeting, concerning the holiest things.