2 Chronicles 29:34

29:34 But there were not enough priests to skin all the animals, so their brothers, the Levites, helped them until the work was finished and the priests could consecrate themselves. (The Levites had been more conscientious about consecrating themselves than the priests.)

2 Chronicles 33:8

33:8 I will not make Israel again leave the land I gave to their ancestors, provided that they carefully obey all I commanded them, the whole law, the rules and regulations given to Moses.”