Numbers 4:34 GNT

[34] Following the LORD's command, Moses, Aaron, and the leaders of the community took a census of the three Levite clans, Kohath, Gershon, and Merari. They did this by subclans and families and registered all the men between the ages of thirty and fifty who were qualified to work in the Tent of the LORD's presence, as follows: Clan Number Kohath 2,750 Gershon 2,630 Merari 3,200 Total: 8,580