Matthew Henry on 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 things, Ezr 2:62, Ezr 2:63. It is but very little that is here recorded of the genealogies of this sacred tribe. I. The first fathers of it are here named twice, Ch1 6:1, Ch1 6:16. Gershom, Kohath, and Mer…
Read the whole note in the consoleJamieson-Fausset-Brown on 1 Chronicles 6:16
The sons of Levi; Gershom, &c.--This repetition (see Ch1 6:1) is made, as the historian here begins to trace the genealogy of the Levitical families who were not priests. The list is a long one, comprising the chiefs or heads of their several families until David's reign, who made a new and different classification of them by courses.
John Gill on 1 Chronicles 6:16
The sons of Levi, Gershon, Kohath, and Merari. Which is repeated from 1 Chronicles 6:1 for the sake of their posterity, whose names are given in the three following verses, in the same manner as in Exodus 6:17.
Keil & Delitzsch on 1 Chronicles 6:16-19
The sons of Kohath, Amminadab,.... The same with Izhar, Ch1 6:2 the posterity of his brethren, Amram, Hebron, and Uzziel, are omitted; and his genealogy is carried to a considerable length, for the sake of Samuel the prophet, who sprang from him: it stands thus, Korah, Assir, Elkanah, Ebiasaph, Assir, Tahath, Uriel, called Zephaniah, Ch1 6:36 Uzziah, the same with Azariah, Ch1 6:36. Shaul, whose name is Joel, Ch1 6:36 then through the sons of Elkanah, before mentioned, Amasai, Ahimoth, called Mahath, Ch1 6:35 another Elkanah, Zophai, or Zuph, Ch1 6:35. Nahath, the same with Toah, Ch1 6:34 and Tohu, Sa1 1:1, Eliab, called Eliel, Ch1 6:34, and Elihu, Sa1 1:1, Jeroham, another Elkanah, the fath…