Leviticus 9:9

9 His sons brought him the blood, and he dipped his finger in it, put some of it on the projections at the corners of the altar, and poured out the rest of it at the base of the altar.

Leviticus 9:9 In-Context

7 Then he said to Aaron, "Go to the altar and offer the sin offering and the burnt offering to take away your sins and the sins of the people. Present this offering to take away the sins of the people, just as the Lord commanded."
8 Aaron went to the altar and killed the young bull which was for his own sin offering.
9 His sons brought him the blood, and he dipped his finger in it, put some of it on the projections at the corners of the altar, and poured out the rest of it at the base of the altar.
10 Then he burned on the altar the fat, the kidneys, and the best part of the liver, just as the Lord had commanded Moses.
11 But he burned the meat and the skin outside the camp.
Scripture taken from the Good News Translation - Second Edition, Copyright 1992 by American Bible Society. Used by Permission.