So I purified the priests and the Levites of everything foreign, and assigned them duties, each to his own task.
“As for us, the Lord is our God, and we have not forsaken him. The priests who serve the Lord are sons of Aaron, and the Levites assist them.
“We promise not to give our daughters in marriage to the peoples around us or take their daughters for our sons.
When the priests and Levites had purified themselves ceremonially, they purified the people, the gates and the wall.