Numbers 4:6-9, 11-12

and they shall put on it a covering of porpoise skin (fine leather), and shall spread over that a cloth of pure blue, and shall insert the carrying poles of the ark. Over the table of the bread of the Presence they shall spread a cloth of blue and put on it the plates, the dishes [for incense], the sacrificial bowls, the jars for the drink offering, and the continual bread [of the Presence] shall be on it. They shall spread over them a cloth of scarlet, and cover that with a covering of porpoise skin, and they shall insert its carrying poles. Then they shall take a blue cloth and cover the lampstand for the light, along with its lamps, its wick cutters, its trays, and all the oil vessels, by which it is supplied

Over the golden [incense] altar they shall spread a blue cloth, and cover it with a covering of porpoise skin, and shall insert its carrying poles; and they shall take all the utensils of the service with which they minister in the sanctuary, and put them in a blue cloth, and cover them with a covering of porpoise skin, and put them on the carrying bars.