“Bring your brother Aaron near with his sons from among Bnei-Yisrael, so that they may minister to Me as kohanim—Aaron and his sons Nadab and Abihu, Eleazar and Ithamar.
just as Adonai had spoken to him by Moses’ hand, so that it would be as a reminder to Bnei-Yisrael that no one who was not a descendant of Aaron should burn incense before Adonai, and so no one would become like Korah and his following.
Then he said to Korah and all his following saying, “In the morning Adonai will reveal who is His and who is holy. The one whom He will let come near to Him will be the one He chooses to come near to Him.
But you and your sons with you are to maintain your priesthood for everything pertaining to the altar and inside the parokhet . I am giving you the ministry of the priesthood as a gift. Anyone unauthorized who approaches will die.”