Numbers 4:13

The Census Of The Kohathites

¹² 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. ¹³ Then they shall clean away the ashes from the altar [of burnt offering], and spread a purple cloth over it. ¹⁴ They shall also put on it all its utensils with which they minister in connection with it: the pans, the meat-forks, the shovels, the basins, and all the utensils of the altar; and they shall spread a covering of porpoise skin over it, and insert its carrying poles.

Burnt Offering

Cleanse the Altar

Exodus 27:1-8

“And you shall make the altar [for burnt offerings] of acacia wood, five cubits long and five cubits wide; the altar shall be square, and its height shall be three cubits.

Exodus 39:1

Moreover, from the blue and purple and scarlet fabric, they made finely woven garments for serving and ministering in the Holy Place; they made the holy garments for Aaron, just as the Lord had commanded Moses.

Exodus 39:41

the [finely] woven garments for serving and ministering in the Holy Place, the holy garments for Aaron the priest, and the garments of his sons to minister as priests.

Leviticus 6:12-13

The fire on the altar shall be kept burning; it shall not [be allowed to] go out. The priest shall burn wood on it every morning, and he shall arrange the burnt offering on it and offer the fat portions of the peace offerings up in smoke on it.

Numbers 4:6-9

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.

Numbers 4:11-12

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;