The Lord commanded what has been done today in order to make atonement for you.

an ox and a ram for a fellowship offering to sacrifice before the Lord; and a grain offering mixed with oil. For today the Lord is going to appear to you.”

But Aaron replied to Moses, “See, today they presented their sin offering and their burnt offering before the Lord. Since these things have happened to me, if I had eaten the sin offering today, would it have been acceptable in the Lord’s sight?”