1 Samuel 14:20
Then Saul and all the people who were with him rallied and went into the battle. And behold, every Philistine's sword was against his fellow, and there was very great confusion.
Judges 7:22
When they blew the 300 trumpets, the LORD set every man's sword against his comrade 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 men of Ammon and Moab rose against the inhabitants of Mount Seir, devoting them to destruction, and when they had made an end of the inhabitants of Seir, they all helped to destroy one another.
1 Samuel 14:16
And the watchmen of Saul in Gibeah of Benjamin looked, and behold, the multitude was dispersing here and there.
Isaiah 9:19-21
Through the wrath of the LORD of hosts the land is scorched, and the people are like fuel for the fire; no one spares another.
Isaiah 19:2
And I will stir up Egyptians against Egyptians, and they will fight, each against another and each against his neighbor, city against city, kingdom against kingdom;