1 Chronicles 16:4-37 New American Bible (Revised Edition) (NABRE)
David’s Directives for the Levites. 4 He then appointed certain Levites to minister before the ark of the Lord, to celebrate, thank, and praise the Lord, the God of Israel. 5 Asaph was their chief, and second to him were Zechariah, Uzziel, Shemiramoth, Jehiel, Mattithiah, Eliab, Benaiah, Obed-edom, and Jeiel. These were to play on harps and lyres, while Asaph was to sound the cymbals, 6 and the priests Benaiah and Jahaziel were to be the regular trumpeters before the ark of the covenant of God.
7 On that same day, David appointed Asaph and his brothers to sing for the first time these praises of the Lord:
8 [a]Give thanks to the Lord, invoke his name;
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;
1 Chronicles 23:5 New American Bible (Revised Edition) (NABRE)
5 four thousand were to be gatekeepers, and four thousand were to praise the Lord with the instruments which [David] had devised for praise.
1 Chronicles 25:1-7 New American Bible (Revised Edition) (NABRE)
The Singers. 1 David and the leaders of the liturgy set apart for the service the sons of Asaph, Heman, and Jeduthun, who prophesied[a] to the accompaniment of lyres and harps and cymbals.
This is the list of those who performed this service: 2 Of the sons of Asaph: Zaccur, Joseph, Nethaniah, and Asharelah, sons of Asaph, under the direction of Asaph, who prophesied under the guidance of the king. 3 Of Jeduthun, these sons of Jeduthun: Gedaliah, Zeri, Jeshaiah, Shimei, Hashabiah, and Mattithiah; six, under the direction of their father Jeduthun, who prophesied to the accompaniment of a lyre, to give thanks and praise to the Lord. 4 Of Heman, these sons of Heman: Bukkiah, Mattaniah, Uzziel, Shubael, and Jerimoth; Hananiah, Hanani, Eliathah, Giddalti, Romamti-ezer, Joshbekashah, Mallothi, Hothir, and Mahazioth. 5 All these were the sons of Heman, the king’s seer for divine matters; to exalt him God gave Heman fourteen sons and three daughters. 6 All these, whether of Asaph, Jeduthun, or Heman, were under their fathers’ direction in the singing in the house of the Lord to the accompaniment of cymbals, harps and lyres, serving in the house of God, under the guidance of the king. 7 Their number, together with that of their kinsmen who were trained in singing to the Lord, all of them skilled men, was two hundred and eighty-eight.