So they gathered their brothers together and consecrated themselves and entered in as the king commanded by the words of the Lord in order to cleanse the house of the Lord.
because their duty was to help the sons of Aaron in the service of the house of the Lord, in the courts and in the chambers, with the purifying of all holy things, even the work of service of the house of God,
and said to them, “Listen to me, Levites. Consecrate yourselves and consecrate the house of the Lord God of your fathers. And bring out the detestable things from the holy sanctuary.
When the priests came out from the Most Holy Place—for all the priests who were present had consecrated themselves, without keeping separate divisions—
Then I commanded, and they cleansed the chambers so that I could return there the vessels of the house of God, the contributions for the offerings, and the frankincense.