Judges 15:14 in the World English Bible
When he came to Lehi, the Philistines shouted as they met him. Then the LORD’s Spirit came mightily on him, and the ropes that were on his arms became as flax that was burned with fire; and his bands dropped from off his hands.
Context
13 And they spake unto him, saying, No; but we will bind thee fast, and deliver thee into their hand: but surely we will not kill thee. And they bound him with two new cords, and brought him up from the rock.
14 And when he came unto Lehi, the Philistines shouted against him: and the Spirit of the LORD came mightily upon him, and the cords that were upon his arms became as flax that was burnt with fire, and his bands loosed from off his hands.
15 And he found a new jawbone of an ass, and put forth his hand, and took it, and slew a thousand men therewith.