And said to them, You are the chief of the fathers of the Levites: sanctify yourselves, both you and your brothers, that you may bring up the ark of the LORD God of Israel to the place that I have prepared for it.
And they gathered their brothers, and sanctified themselves, and came, according to the commandment of the king, by the words of the LORD, to cleanse the house of the LORD.
But the priests were too few, so that they could not flay all the burnt offerings: why their brothers the Levites did help them, till the work was ended, and until the other priests had sanctified themselves: for the Levites were more upright in heart to sanctify themselves than the priests.
And it came to pass, when the priests were come out of the holy place: (for all the priests that were present were sanctified, and did not then wait by course:
Then Moses said to Aaron, This is it that the LORD spoke, saying, I will be sanctified in them that come near me, and before all the people I will be glorified. And Aaron held his peace.