2 Chronicles 8:14 in the King James Version
And he appointed, according to the order of David his father, the courses of the priests to their service, and the Levites to their charges, to praise and minister before the priests, as the duty of every day required: the porters also by their courses at every gate: for so had David the man of God commanded.
Context
13 even as the duty of every day required, offering according to the commandment of Moses on the Sabbaths, on the new moons, and on the set feasts, three times per year, during the feast of unleavened bread, during the feast of weeks, and during the feast of booths.
14 He appointed, according to the ordinance of David his father, the divisions of the priests to their service, and the Levites to their offices, to praise and to minister before the priests, as the duty of every day required, the doorkeepers also by their divisions at every gate, for David the man of God had so commanded.
15 They didn’t depart from the commandment of the king to the priests and Levites concerning any matter or concerning the treasures.