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 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.