Judges 15:14, 16

When he came to Lehi, the Philistines came shouting against him. Then the Spirit of the LORD came mightily upon him; and the ropes that were on his arms became like flax that is burned with fire, and his bonds broke loose from his hands.

Then Samson said: “With the jawbone of a donkey, Heaps upon heaps, With the jawbone of a donkey I have slain a thousand men!”