Numbers 4:10-12

10Then they are to place it with all its utensils inside a covering made of fine leather and put them on the carrying frame.

11“They are to spread a blue cloth over the gold altar, cover it with a covering made of fine leather, and insert its poles.

12They are to take all the serving utensils they use in the sanctuary, place them in a blue cloth, cover them with a covering made of fine leather, and put them on a carrying frame.