And the priests waited on &c.] 1 Chron. 15. 16. their offices] Which belonged to them to execute. of the Lord] Composed to the honour of God. had made to praise] Which David had ordained to sing out the 136. Psalm. when David praised] When David delivered into their hands that Psalm to be sung to the honour of God. by their ministery] Heb. by their hand. the priests] The one hundred and twenty priests, mentioned, chap. 5. 12. Israel sod] In the great court, chap. 4. 9.