21:2 And he had brethren the sons of Jehoshaphat, Azariah, and Jehiel, and Zechariah, and Azariah, and Michael, and Shephatiah: all these [were] the sons of Jehoshaphat king of {a} Israel.
(a) Read 2Ch 15:17 how by Israel he meant Judah.
21:2 Azariah - Two sons called by the same name, though doubtless distinguished by some additional title: which is not mentioned here, because it did not concern succeeding ages to know it. Of Israel - So he is called either, Because he was so by right: or Because he was king not only of Judah and Benjamin, but of a great number of Israelites, who had come and settled in his kingdom.
21:1-11 Jehoram hated his brethren, and slew them, for the same reason that Cain hated Abel, and slew him, because their piety condemned his impiety. In the mystery of Providence such men sometimes prosper for a time; but the Lord has righteous purposes in permitting such events, part of which may now be made out, and the rest will be seen hereafter.