Numbers 4:37, 41, 45

These were numbered of the families of the Kohathites, all who did service in the Tent of Meeting (tabernacle), whom Moses and Aaron numbered according to the commandment of the LORD through Moses.

These were numbered men of the families of the sons of Gershon, everyone who served in the Tent of Meeting (tabernacle), whom Moses and Aaron numbered just as the LORD had commanded.

These are the men who were numbered of the families of the sons of Merari, whom Moses and Aaron numbered in accordance with the commandment of the LORD through Moses.