By the words of the Lord - Rather, as suggested in the margin, “According to the commandment of the king in the business (or matters) of the Lord.”
Related Commentaries of 2 Chronicles 29:15
2 Chronicles 29:15
15 And they gathered their brethren, and sanctified themselves, and came, according to the commandment of the king, by the wordsb of the LORD, to cleanse the house of the LORD.