Then the priest is to take some of the blood of the sin offering with his finger, put it on the horns of the altar of burnt offering, and pour out the rest of the blood at the base of the altar.
Jewish Publication Society of America Version (JPS1917) - Leviticus 4:25 >And the priest shall take of the blood of the sin-offering with his finger, and put it upon the horns of the altar of burnt-offering, and the remaining blood thereof shall he pour out at the base of the altar of burnt-offering.