Numbers 1:50
Instead, you are to appoint the Levites over the tabernacle of the testimony, all its furnishings, and everything in it. They shall carry the tabernacle and all its articles, care for it, and camp around it.

Numbers 4:15
When Aaron and his sons have finished covering the holy objects and all their equipment, as soon as the camp is ready to move, the Kohathites shall come and do the carrying. But they must not touch the holy objects, or they will die. These are the transportation duties of the Kohathites regarding the Tent of Meeting.

2 Samuel 6:3-7
They set the ark of God on a new cart and brought it from the house of Abinadab, which was on the hill. Uzzah and Ahio, the sons of Abinadab, were guiding the new cart, . . .