Numbers 4:22-24

World English Bible

²² “Take a census of the sons of Gershon also, by their fathers’ houses, by their families; ²³ you shall count them from thirty years old and upward until fifty years old: all who enter in to wait on the service, to do the work in the Tent of Meeting.

²⁴ “This is the service of the families of the Gershonites, in serving and in bearing burdens: