'Sons of Levi' in the Bible

The sons of Levi: Gershon, Kohath, and Merari.

The sons of Levi; Gershom, Kohath, and Merari.

Up till then they had been at the king's door to the east. They were door-keepers for the tents of the sons of Levi.

And David put them into divisions under the names of the sons of Levi: Gershon, Kohath, and Merari.

These were the sons of Levi, grouped by families, the heads of the families of those who were numbered by name, by heads, all those of twenty years old and over who did the work of the house of the Lord.

So among the last acts of David was the numbering of the sons of Levi, from twenty years old and over.

And of the rest of the sons of Levi: of the sons of Amram, Shubael; of the sons of Shubael, Jehdeiah.