Judges 20:34-36

When ten thousand choice men from all Israel came against Gibeah, the battle became fierce; but Benjamin did not know that disaster was close to them. And the LORD struck Benjamin before Israel, so that the sons of Israel destroyed 25,100 men of Benjamin that day, all who draw the sword. So the sons of Benjamin saw that they were defeated. When the men of Israel gave ground to Benjamin because they relied on the men in ambush whom they had set against Gibeah