Leviticus 1:11

1:11 and must slaughter it on the north side of the altar before the Lord, and the sons of Aaron, the priests, will splash its blood against the altar’s sides.

Leviticus 1:15

1:15 The priest must present it at the altar, pinch off its head and offer the head up in smoke on the altar, and its blood must be drained out against the side of the altar.

Leviticus 5:9

5:9 Then he must sprinkle some of the blood of the sin offering on the wall of the altar, and the remainder of the blood must be squeezed out at the base of the altar – it is a sin offering.

Leviticus 8:11

8:11 Next he sprinkled some of it on the altar seven times and so anointed the altar, all its vessels, and the wash basin and its stand to consecrate them.

Leviticus 16:18

16:18 “Then he is to go out to the altar which is before the Lord and make atonement for it. He is to take some of the blood of the bull and some of the blood of the goat, and put it all around on the horns of the altar.