And the sons of Ethan; Azariah. Including his posterity, see Genesis 46:23, the posterity of the other three sons of Zerah are not mentioned, either because the writer could not find the genealogy of them, as Kimchi; or rather, as he thinks, he cuts short the genealogy of Zerah, because the kingdom did not proceed from him, and returns to the genealogy of Hezron, from whence it did, or perhaps they had no children.

And the sons of Ethan; Azariah.

2:1-55 Genealogies. - We are now come to the register of the children of Israel, that distinguished people, who were to dwell alone, and not be reckoned among the nations. But now, in Christ, all are welcome to his salvation who come to him; all have equal privileges according to their faith in him, their love and devotedness to him. All that is truly valuable consists in the favour, peace, and image of God, and a life spent to his glory, in promoting the welfare of our fellow-creatures.