New Revised Standard Version
When Jehoram had ascended the throne of his father and was established, he put all his brothers to the sword, and also some of the officials of Israel.

Contemporary English Version
After Jehoram had taken control of Judah, he had his brothers killed, as well as some of the nation's leaders.

New American Bible
When Jehoram had acceded to his father’s kingdom and was firmly in power, he killed all his brothers with the sword, and also some of the princes of Israel.

Douay-Rheims Bible
So Joram rose up over the kingdom of his father: and when he had established himself, he slew all his brethren with the sword, and some of the princes of Israel.

So Joram rose up over the kingdom of his father: and when he had established himself, he slew all his brethren with the sword, and some of the princes of Israel.

slew all

2 Chronicles 21:17 And they came up into the land of Juda, and wasted it, and they carried away all the substance that was found in the king's house, his sons also, and his wives: so that there was no son left him but Joachaz, who was the youngest.

2 Chronicles 22:8,10 So when Jehu was rooting out the house of Achab, he found the princes of Juda, and the sons of the brethren of Ochozias, who served him, and he slew them. . . .

Genesis 4:8 And Cain said to Abel his brother: Let us go forth abroad. And when they were in the field, Cain rose up against his brother Abel, and slew him.

Judges 9:5,56,57 And he came to his father's house in Ephra, and slew his brethren, the sons of Jerobaal, seventy men, upon one stone: and there remained only Joatham, the youngest son of Jerobaal, who was hidden. . . .

1 John 3:12 Not as Cain, who was of the wicked one and killed his brother. And wherefore did he kill him? Because his own works were wicked: and his brother's just.