2 Chronicles 29 15
They called together the other Levites and all of them purified themselves. Then they went in to clean the Lord's Temple, as the king had commanded, following the instructions as required by the Lord.
Compare with other 3 random translations
YLT 2 Chronicles 29:15and they gather their brethren, and sanctify themselves, and come in, according to the command of the king in the matters of Jehovah, to cleanse the house of Jehovah,
AMP 2 Chronicles 29:15They gathered their brethren and sanctified themselves and went in, as the king had commanded by the words of the Lord, to cleanse the house of the Lord.
NLT 2 Chronicles 29:15These men called together their fellow Levites, and they all purified themselves. Then they began to cleanse the Temple of the Lord, just as the king had commanded. They were careful to follow all the Lord’s instructions in their work.