Because their office {was} to wait on the sons of Aaron for the service of the house of the LORD, in the courts, and in the chambers, and in the purifying of all holy things, and the work of the service of the house of God; {their...: Heb. their station was at the hand of the sons of Aaron}

And a third part {shall be} at the gate of Sur; and a third part at the gate behind the guard: so shall ye keep the watch of the house, that it be not broken down. {that...: or, from breaking up}

And of Levi he said, {Let} thy Thummim and thy Urim {be} with thy holy one, whom thou didst prove at Massah, {and with} whom thou didst strive at the waters of Meribah;

And two parts of all you that go forth on the sabbath, even they shall keep the watch of the house of the LORD about the king. {parts: or, companies: Heb. hands}

And both the singers and the porters kept the ward of their God, and the ward of the purification, according to the commandment of David, {and} of Solomon his son.