Numbers 16:5-9

and he spoke to Korah and all his group, saying, “Tomorrow morning the Lord will make known who is His, and who is holy, and will bring that one near to Himself; indeed, the one whom He will choose, He will bring near to Himself.

Do this: take censers for yourselves, Korah and your whole group,

and put fire in them, and place incense upon them in the presence of the Lord tomorrow; and the man whom the Lord chooses shall be the one who is holy. You have gone far enough, you sons of Levi!”

Then Moses said to Korah, “Hear now, you sons of Levi:

Is it too small an honor for you that the God of Israel has singled you out from the congregation of Israel, to bring you near to Himself, to perform the service of the tabernacle of the Lord, and to stand before the congregation to minister to them;