Judges 15:14 KJV
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.
Judges 15:14, King James Version
In 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.