So all Israel were recorded by genealogies; and, behold, they were written in the book of the kings of Israel and Judah, who were carried away to Babylon for their transgression.
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George Leo Haydock
Israel. These registers were preserved by those who fled from the arms of Salmanasar, into the kingdom of Juda. Such records were preserved with the utmost care, and were collected by the author; who could give an account of what happened during and after the captivity, as he was an irreproachable eye-witness; not to mention the divine inspiration, which places his testimony out of the reach of criticism. (Calmet)
And Juda; perhaps by some historian. (Menochius)
Babylon, while Israel was removed elsewhere, by the Assyrians. (Haydock)
The genealogies of Israel being hitherto recited, now those who came back from captivity appear. (Worthington)