Leviticus 8:15 in the King James Version
And he slew it; and Moses took the blood, and put it upon the horns of the altar round about with his finger, and purified the altar, and poured the blood at the bottom of the altar, and sanctified it, to make reconciliation upon it.
Context
14 He brought the bull of the sin offering, and Aaron and his sons laid their hands on the head of the bull of the sin offering.
15 He killed it; and Moses took the blood, and put it around on the horns of the altar with his finger, and purified the altar, and poured out the blood at the base of the altar, and sanctified it, to make atonement for it.
16 He took all the fat that was on the innards, and the cover of the liver, and the two kidneys, and their fat; and Moses burned it on the altar.