Numbers 4:31

31 As part of all their service at the tent, they are to carry the frames of the tabernacle, its crossbars, posts and bases,

Read Numbers 4:31 Using Other Translations

And this is the charge of their burden, according to all their service in the tabernacle of the congregation; the boards of the tabernacle, and the bars thereof, and the pillars thereof, and sockets thereof,
And this is what they are charged to carry, as the whole of their service in the tent of meeting: the frames of the tabernacle, with its bars, pillars, and bases,
“Their only duty at the Tabernacle will be to carry loads. They will carry the frames of the Tabernacle, the crossbars, the posts, and the bases;