King James Version
And it came to pass, that, when Jehu was executing judgment upon the house of Ahab, and found the princes of Judah, and the sons of the brethren of Ahaziah, that ministered to Ahaziah, he slew them.English Standard Version
And when Jehu was executing judgment on the house of Ahab, he met the princes of Judah and the sons of Ahaziah's brothers, who attended Ahaziah, and he killed them.New International Version
While Jehu was executing judgment on the house of Ahab, he found the princes of Judah and the sons of Ahaziah's relatives, who had been attending Ahaziah, and he killed them.