C. F. Keil and Franz Delitzsch on Judges 15:14

Jdg 15:14

But when he came to Lechi, and the Philistines shouted with joy as they came to meet him, the Spirit of Jehovah came upon him, “and the cords on his arms became like two that had been burnt with fire, and his fetters melted from his hands.” The description rises up to a poetical parallelism, to depict the triumph which Samson celebrated over the Philistines in the power of the Spirit of Jehovah.