Numbers 4:36

³⁴And Moses and Aaron and the rulers of Israel took the number of the sons of Kohath according to their families, according to the houses of their lineage;

³⁵from five and twenty years old and upward to the age of fifty years, everyone that goes in to minister and do service in the tabernacle of witness.

— Numbers 4:36 —

³⁷This is the numbering of the family of Kohath, everyone that ministers in the tabernacle of witness, as Moses and Aaron numbered them by the word of the Lord, by the hand of Moses.

³⁸And the sons of Gershon were numbered according to their families, according to the houses of their lineage,