Numbers 3:25-26

3:25 And the responsibilities of the Gershonites in the tent of meeting included the tabernacle, the tent with its covering, the curtain at the entrance of the tent of meeting, 3:26 the hangings of the courtyard, the curtain at the entrance to the courtyard that surrounded the tabernacle and the altar, and their ropes, plus all the service connected with these things.

Numbers 3:36-37

3:36 The appointed responsibilities of the Merarites included the frames of the tabernacle, its crossbars, its posts, its sockets, its utensils, plus all the service connected with these things, 3:37 and the pillars of the courtyard all around, with their sockets, their pegs, and their ropes.