Numbers 4:6

4:6 Then they must put over it a covering of fine leather and spread over that a cloth entirely of blue, and then they must insert its poles.

Numbers 4:8

4:8 They must spread over them a scarlet cloth, and cover the same with a covering of fine leather; and they must insert its poles.

Numbers 4:11

4:11 “They must spread a blue cloth on the gold altar, and cover it with a covering of fine leather; and they must insert its poles.