Numbers 4:28-30

Holman Christian Standard Bible

²⁸ This is the service of the Gershonite clans at the tent of meeting, and their duties will be under the direction of Ithamar son of Aaron the priest.

Duties of the Merarites

²⁹ “As for the Merarites, you are to register them by their clans^(A) and their ancestral houses. ³⁰ Register men from 30 years old to 50 years old, everyone who is qualified to do the work of the tent of meeting.