1 Chronicles 6:31-48

31These are the men awhom David put in charge of the service of song in the house of the Lord bafter the ark rested there. 32They ministered with song before the tabernacle of the tent of meeting until Solomon built the house of the Lord in Jerusalem, and they performed their service according to their order. 33These are the men who served and their sons. Of the sons of the Kohathites: Heman the singer the son of Joel, son of cSamuel, 34son of Elkanah, son of Jeroham, son of Eliel, son of Toah, 35son of Zuph, son of Elkanah, son of Mahath, son of Amasai, 36son of Elkanah, son of Joel, son of Azariah, son of Zephaniah, 37son of Tahath, son of Assir, son of Ebiasaph, son of Korah, 38son of Izhar, son of Kohath, son of Levi, son of Israel; 39and his brother dAsaph, who stood on his right hand, namely, Asaph the son of Berechiah, son of Shimea, 40son of Michael, son of Baaseiah, son of Malchijah, 41son of Ethni, son of Zerah, son of Adaiah, 42son of Ethan, son of Zimmah, son of Shimei, 43son of Jahath, son of Gershom, son of Levi. 44On the left hand were their brothers, the sons of Merari: Ethan the son of Kishi, son of Abdi, son of Malluch, 45son of Hashabiah, son of Amaziah, son of Hilkiah, 46son of Amzi, son of Bani, son of Shemer, 47son of Mahli, son of Mushi, son of Merari, son of Levi. 48And their brothers the Levites were appointed for all the service of the tabernacle of the house of God.

1 Chronicles 25:1-8

David Organizes the Musicians

1David and the chiefs of the service also set apart for the service the sons of eAsaph, and of fHeman, and of gJeduthun, who hprophesied with lyres, with iharps, and with cymbals. The list of those who did the work and of their duties was: 2Of the sons of Asaph: Zaccur, Joseph, Nethaniah, and Asharelah, sons of Asaph, under the direction of Asaph, who jprophesied under the direction of the king. 3Of Jeduthun, the sons of Jeduthun: Gedaliah, Zeri, Jeshaiah, Shimei,
One Hebrew manuscript, Septuagint; most Hebrew manuscripts lack  Shimei
Hashabiah, and Mattithiah, six, under the direction of their father Jeduthun, lwho prophesied with the lyre in thanksgiving and praise to the Lord.
4Of Heman, the sons of Heman: Bukkiah, Mattaniah, Uzziel, Shebuel and Jerimoth, Hananiah, Hanani, Eliathah, Giddalti, and Romamti-ezer, Joshbekashah, Mallothi, Hothir, Mahazioth. 5All these were the sons of Heman mthe king’s seer, according to the promise of God to exalt him, for God had given Heman fourteen sons and three daughters. 6They were all under the direction of their father in the music in the house of the Lord with cymbals, nharps, and lyres for the service of the house of God. Asaph, Jeduthun, and Heman were under the order of the king. 7The number of them along with their brothers, who were trained in singing to the Lord, all who were skillful, was o288. 8And they cast lots for their duties, psmall and great, teacher and pupil alike.

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