Numbers 4:32-34

Amplified Bible

³² and the pillars around the courtyard with their sockets or bases and their pegs and their cords (tent ropes), with all their equipment and with all their [accessories for] service; and you shall assign each man by name the items ^[a]he is to carry [on the march]. ³³ This is the work of the families of the sons of Merari, according to all their tasks in the Tent of Meeting (tabernacle), ^[b]under the direction of Ithamar the son of Aaron, the priest.”

³⁴ So Moses and Aaron and the leaders of the congregation numbered the sons of the Kohathites by their families (clans) and by their fathers’ households,