Numbers 4:26-28

New Revised Standard Version, Anglicised Catholic Edition

²⁶ and the hangings of the court, and the screen for the entrance of the gate of the court that is around the tabernacle and the altar, and their cords, and all the equipment for their service; and they shall do all that needs to be done with regard to them. ²⁷ All the service of the Gershonites shall be at the command of Aaron and his sons, in all that they are to carry, and in all that they have to do; and you shall assign to their charge all that they are to carry. ²⁸ This is the service of the clans of the Gershonites relating to the tent of meeting, and their responsibilities are to be under the oversight of Ithamar son of Aaron the priest.