Numbers 4:37-39 Names of God Bible (NOG)
37 This was the total of all those in the Kohathite families who served at the tent of meeting. Moses and Aaron did as Yahweh had commanded Moses and registered the Kohathites.
38 The Gershonites were registered by families and households. 39 All the men between the ages of 30 and 50 who were qualified to serve at the tent of meeting were registered.