Leviticus 10:9

6 And Moses said unto Aaron, and unto Eleazar and unto Ithamar, his sons, Let not the hair of your heads go loose, neither rend your clothes; that ye die not, and that he be not wroth with all the congregation: but let your brethren, the whole house of Israel, bewail the burning which Jehovah hath kindled.

7 And ye shall not go out from the door of the tent of meeting, lest ye die; for the anointing oil of Jehovah is upon you. And they did according to the word of Moses.

8 And Jehovah spake unto Aaron, saying,

9 Drink no wine nor strong drink, thou, nor thy sons with thee, when ye go into the tent of meeting, that ye die not: it shall be a statute for ever throughout your generations:

10 and that ye may make a distinction between the holy and the common, and between the unclean and the clean;

11 and that ye may teach the children of Israel all the statutes which Jehovah hath spoken unto them by Moses.

12 And Moses spake unto Aaron, and unto Eleazar and unto Ithamar, his sons that were left, Take the meal-offering that remaineth of the offerings of Jehovah made by fire, and eat it without leaven beside the altar; for it is most holy;