Now when Jehoram was risen up to the kingdom of his father, he strengthened himself, and slew all his brethren with the sword, and also some of the princes of Israel.
Read Chapter 21
George Leo Haydock
AD 1849
Sword. This cruel policy (Haydock) has been very common in the East. (Calmet)
Israel. They had perhaps opposed his impious plans, animated by his brethren. God presently chastised him with the rebellion of Idumea; and though Joram gained a victory over Seir, (4 Kings viii. 21.) he was not able to reduce the nation, being called off by other wars, ver. 16. His own subjects at Lobna, a Levitical city in Juda, also abandoned him. Dreadful evils were denounced in a letter from the prophet Elias, who had been translated to paradise nine years before, and at last the honours of sepulture were denied to the wicked king. (Tirinus)
