And Aaron shall make atonement upon the horns of it once in the year, with the blood of the sin-offering of atonement. Once in the year he shall make atonement for it throughout your generations. It is most holy to LORD. Verse ConceptsAtonementExpiationAtonement, in OTWorship, Times ForAaron, As High PriestAltar Of IncenseEvery YearAtoning By Sacrifices

Then he shall kill the goat of the sin-offering, that is for the people, and bring his blood within the veil, and do with his blood as he did with the blood of the bullock, and sprinkle it upon the mercy-seat, and before the mercy- And he shall make atonement for the holy place, because of the uncleannesses of the sons of Israel, and because of their transgressions, even all their sins. And so he shall do for the tent of meeting that dwells with them in the m