37. Then David left Asaph and his brothers there before the ark of the covenant of the Lord to minister before the ark regularly according to the daily ritual;
38. he also left there Obed-edom and sixty-eight of his brothers, including Obed-edom, son of Jeduthun, and Hosah, to be gatekeepers.
39. But the priest Zadok and his priestly brothers he left before the tabernacle of the Lord on the high place at Gibeon,
40. to make burnt offerings to the Lord on the altar for burnt offerings regularly, morning and evening, and to do all that is written in the law of the Lord which he commanded Israel.