Exodus 29:36 in the King James Version
And thou shalt offer every day a bullock for a sin offering for atonement: and thou shalt cleanse the altar, when thou hast made an atonement for it, and thou shalt anoint it, to sanctify it.
Context
35 “You shall do so to Aaron and to his sons, according to all that I have commanded you. You shall consecrate them seven days.
36 Every day you shall offer the bull of sin offering for atonement. You shall cleanse the altar when you make atonement for it. You shall anoint it, to sanctify it.
37 Seven days you shall make atonement for the altar, and sanctify it; and the altar shall be most holy. Whatever touches the altar shall be holy.