John Gills Exposition of the Bible Commentary - 1 Chronicles 6:1
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 Genesis 46:11 , from these sprung the three families of the Levites. read more
Matthew Henry's Complete Commentary - 1 Chronicles 6:1-30
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 their descent by any authentic record, were, as polluted, put from the priesthood, and forbidden to eat of the holy... read more