David and all of Israel were celebrating before the Lord as loudly as possible, singing songs and playing music on lyres, harps, tambourines, cymbals, and trumpets.
David also instructed the leaders of the Levites to assign from their relatives singers who would sing loudly for joy, accompanied by musicians playing lyres, and harps, and cymbals.
All of them were under the supervision of their fathers for the music of the house of the Lord with cymbals, harps, and lyres, for the service of the house of God. Asaph, Jeduthun, and Heman were under the supervision of the king.
Another third shall go over to the king's palace, while the last third shall be at the Foundation Gate. Everyone else stay in the courtyards of the Lord's Temple.
Hezekiah had the Levites stand in the Lord's Temple with cymbals, harps, and lyres, following the instructions of David, Gad the king's seer, and Nathan the prophet. The instructions had come from the Lord through His prophets.
In order to dedicate the wall of Jerusalem, the Levites were called from everywhere they were living to come to Jerusalem and celebrate with joy the dedication with songs of praise and thanks, accompanied by cymbals, harps, and lyres.
Next you will come to Gibeah of God, where the Philistines have a garrison. As you come into town, you will meet a procession of prophets coming down from the high place led by harps, tambourines, flutes, and lyres, and they will be prophesying.