Leviticus 4:19

16 The anointed priest shall bring of the blood of the bull to the tent of meeting:

17 and the priest shall dip his finger in the blood, and sprinkle it seven times before Yahweh, before the veil.

18 He shall put of the blood on the horns of the altar which is before Yahweh, that is in the tent of meeting; and all the blood shall he pour out at the base of the altar of burnt offering, which is at the door of the tent of meeting.

19 All the fat of it shall he take off from it, and burn it on the altar.

20 Thus shall he do with the bull; as he did with the bull of the sin-offering, so shall he do with this; and the priest shall make atonement for them, and they shall be forgiven.

21 He shall carry forth the bull outside the camp, and burn it as he burned the first bull: it is the sin-offering for the assembly.

22 When a ruler sins, and does unwittingly any one of all the things which Yahweh his God has commanded not to be done, and is guilty;