Ram was the father of Amminadab, and Amminadab was the father of Nahshon, a leader of the descendants of Judah.
Here is, I. The family of Jacob. His twelve sons are here named, that illustrious number so often celebrated almost throughout the whole Bible, from the first to the last book of it. At every turn we meet with the twelve tribes that descended from these twelve patriarchs.
Commenting on 1 Chronicles 2:1-17
And Caleb the son of Hezron,.... The same that is called Chelubai, Ch1 2:9 but not the same with Caleb the son of Jephunneh, made mention of in the books of Numbers, Joshua, and Judges: he begat children of Azubah his wife, and of Jerioth; who were both his wives; or it may be rather, since Azubah is so particularly called his wife, Jerioth might...
And Ram begat Amminadab; and Amminadab begat Nahshon, prince of the children of Judah; (d) That is, chief of the family.