New Revised Standard Version
And David organized them in divisions corresponding to the sons of Levi: Gershon, Kohath, and Merari.

Contemporary English Version
David then divided the Levites into three groups according to the clans of Levi's sons, Gershon, Kohath, and Merari.

New American Bible
David apportioned them into divisions according to the sons of Levi: Gershon, Kohath, and Merari.

Douay-Rheims Bible
And David distributed them into courses by the families of the sons of Levi, to wit, of Gerson, and of Caath, and of Merari.

And David distributed them into courses by the families of the sons of Levi, to wit, of Gerson, and of Caath, and of Merari.

divided

2 Chronicles 8:14 And he appointed according to the order of David his father the offices of the priests in their ministries: and the Levites in their order to give praise, and minister before the priests according to the duty of every day: and the porters in their divisions by gate and gate: for so David the man of God had commanded.

2 Chronicles 29:25 And he set the Levites in the house of the Lord with cymbals, and psalteries, and harps according to the regulation of David the king, and of Gad the seer, and of Nathan the prophet: for it was the commandment of the Lord by the hand of his prophets.

2 Chronicles 31:2 And Ezechias appointed companies of the priests, and the Levites, by their courses, every man in his own office, to wit, both of the priests, and of the Levites, for holocausts, and for peace offerings, to minister, and to praise, and to sing in the gates of the camp of the Lord.

2 Chronicles 35:10 And the ministry was prepared, and the priests stood in their office: the Levites also in their companies, according to the king's commandment.

Ezra 6:18 And they set the priests in their divisions, and the Levites in their courses over the works of God in Jerusalem, as it is written in the book of Moses.

courses [heb] divisions

1 Chronicles 24:1 Now these were the divisions of the sons of Aaron: The sons of Aaron: Nadab, and Abiu, and Eleazar, and Ithamar.

1 Chronicles 26:1 And the divisions of the porters: of the Corites Meselemia, the son of Core, of the sons of Asaph.

1 Chronicles 6:1,16 The sons of Levi were Gerson, Caath, and Merari. . . .

Exodus 6:16-24 And these are the names of the sons of Levi by their kindreds: Gerson, and Caath, and Merari. And the years of the life of Levi were a hundred and thirty-seven. . . .

Numbers 26:57,58 This also is the number of the sons of Levi by their families: Gerson, of whom is the family of the Gersonites: Caath, of whom is the family of the Caathites: Merari, of whom is the family of the Merarites. . . .