Judges 20:39

20:39 The men of Israel turned in the battle, and Benjamin began to strike and kill of the men of Israel about thirty persons; for they said, Surely they are struck down before us, as in the first battle.
-World English Bible

Other Translation

20:39 And when the men of Israel retired in the battle, Benjamin began to smite [and] kill of the men of Israel about thirty persons: for they said, Surely they are smitten down before us, as [in] the first battle.
-King James Version