Vayikra 10:10-12

Orthodox Jewish Bible

¹⁰ And that ye may put difference between kodesh and chol (common, profane), and between tameh (unclean) and tahor (clean);

¹¹ And that ye may teach the Bnei Yisroel all the chukkim which Hashem hath spoken unto them by the hand of Moshe.

¹² And Moshe spoke unto Aharon, and unto Eleazar and unto Itamar, his banim that were left, Take the minchah that remaineth of the offerings of Hashem made by eish, and eat it without leaven (i.e., matzot) beside the Mizbe’ach; for it is kodesh kodashim;