¹⁸ Afterward he will go out to the altar that is before the Lord and ·will make it ready for service to the Lord [make atonement for it]. Aaron will take some of the bull’s blood and some of the goat’s blood and put it on the ·corners [horns; Ex. 27:2] of the altar on all sides.

¹⁹ Then, with his finger, he will sprinkle some of the blood on the altar seven times to make the altar holy for the Lord and clean from all the sins of the Israelites.