Exodus 32:29

32:29 Moses said, “You have been consecrated today for the Lord, for each of you was against his son or against his brother, so he has given a blessing to you today.”

Leviticus 16:32

16:32 “The priest who is anointed and ordained to act as high priest in place of his father is to make atonement. He is to put on the linen garments, the holy garments,

Leviticus 16:1

The Day of Atonement

16:1 The Lord spoke to Moses after the death of Aaron’s two sons when they approached the presence of the Lord and died,

Leviticus 1:5

1:5 Then the one presenting the offering must slaughter the bull before the Lord, and the sons of Aaron, the priests, must present the blood and splash the blood against the sides of the altar which is at the entrance of the Meeting Tent.