King James Version
And the priests waited on their offices: the Levites also with instruments of musick of the LORD, which David the king had made to praise the LORD, because his mercy endureth for ever, when David praised by their ministry; and the priests sounded trumpets before them, and all Israel stood.English Standard Version
The priests stood at their posts; the Levites also, with the instruments for music to the LORD that King David had made for giving thanks to the LORD--for his steadfast love endures forever--whenever David offered praises by their ministry; opposite them the priests sounded trumpets, and all Israel stood.New International Version
The priests took their positions, as did the Levites with the LORD's musical instruments, which King David had made for praising the LORD and which were used when he gave thanks, saying, "His love endures forever." Opposite the Levites, the priests blew their trumpets, and all the Israelites were standing.