Leviticus 10:8-10

Brenton(i) 8 And the Lord spoke to Aaron, saying, 9 Ye 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, 10 to distinguish between sacred and profane, and between clean and unclean,