1 Samuel 14:20
Saul and all the people who were with him were gathered together, and came to the battle: and behold, every man's sword was against his fellow, [and there was] a very great confusion.
Judges 7:22
They blew the three hundred trumpets, and Yahweh set every man's sword against his fellow, and against all the army; and the army fled as far as Beth Shittah toward Zererah, as far as the border of Abel Meholah, by Tabbath.
2 Chronicles 20:23
For the children of Ammon and Moab stood up against the inhabitants of Mount Seir, utterly to kill and destroy them: and when they had made an end of the inhabitants of Seir, everyone helped to destroy another.
1 Samuel 14:16
The watchmen of Saul in Gibeah of Benjamin looked; and behold, the multitude melted away, and they went [here] and there.
Isaiah 9:19-21
Through the wrath of Yahweh of Armies, the land is burnt up; and the people are the fuel for the fire. No one spares his brother.
Isaiah 19:2
I will stir up the Egyptians against the Egyptians, and they will fight everyone against his brother, and everyone against his neighbor; city against city, and kingdom against kingdom.