Leviticus 10:8

⁶And Moses said to Aaron, and Eleazar and Ithamar his sons that were left, Ye shall not make bare your heads, and ye shall not tear your garments; that ye die not, and so there should be wrath on all the congregation: but your brethren, even all the house of Israel, shall lament for the burning, with which they were burned by the Lord.

⁷And ye shall not go forth from the door of the tabernacle of witness, that ye die not; for the Lord’s anointing oil is upon you: and they did according to the word of Moses.

— Leviticus 10:8 —

⁹Ye shall not drink wine nor strong drink, thou and thy sons with thee, whensoever ye enter into the tabernacle of witness, or when ye approach the altar, so shall ye not die; it is a perpetual statute for your generations,

¹⁰to distinguish between sacred and profane, and between clean and unclean,