Juízes 20:39

39 and then the Israelites would counterattack. The Benjamites had begun to inflict casualties on the Israelites (about thirty), and they said, "We are defeating them as in the first battle."

39 And the men of Israel turned in the battle, and 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.