26 For seven days they are to make offerings to take away sin from the altar and to make it clean; so they are to make it holy.
Ezekiel 43:26 Cross References - BBE
Exodus 29:24
24 And put them all on the hands of Aaron and of his sons, to be waved for a wave offering before the Lord.
Exodus 32:29
29 And Moses said, You have made yourselves priests to the Lord this day; for every one of you has made the offering of his son and his brother; the blessing of the Lord is on you this day.
Leviticus 8:34
34 What has been done this day, has been ordered by the Lord to take away your sin.