The sons of Levi: Gershon, Kohath, and Merari.
The priests and Levites were more concerned than any other Israelites to preserve their pedigree clear and to be able to prove it, because all the honours and privileges of their office depended upon their descent. And we read of those who, though perhaps they really were children of the priests, yet, because they could not find the register of their genealogies, nor make out...
Commenting on 1 Chronicles 6:1-30
The sons of Levi,.... After an account of the chief of the tribes of Judah and Simeon, of Reuben, Gad, and the half tribe of Manasseh, follows that of Levi, and his posterity; the kingdom being given to Judah, the birthright to Joseph, and the priesthood to Levi: the immediate sons of Levi were Gershon, Kohath, and Merari; as in Gen 46:11, from these sprung...
And the God of Israel stirred up the spirit of Pul king of Assyria, and the spirit of Tilgathpilneser king of Assyria, and he carried them away, even the Reubenites, and the Gadites, and the half tribe of Manasseh, and brought them unto Halah, and Habor, and Hara, and to the river Gozan, unto this day.
Commenting on 1 Chronicles 6:1-7