John Gills Exposition of the Bible Commentary - Psalms 140:3
They have sharpened their tongues like a serpent ,.... Which Kimchi says it does before it bites. Aristotle F9 Hist. Animal. l. 2. c. 17. observes, that the tip or extreme point of a serpent's tongue is as small as a hair, and so exceeding sharp and piercing. Arama interprets this of the sharpness and cunning of the serpent; and particularly the serpent that deceived Eve, and spake cunningly to her. "For God knoweth", &c.; and may design the calumnies and detractions, which were... read more
Matthew Henry's Complete Commentary - Psalms 140:1-7
In this, as in other things, David was a type of Christ, that he suffered before he reigned, was humbled before he was exalted, and that as there were many who loved and valued him, and sought to do him honour, so there were many who hated and envied him, and sought to do him mischief, as appears by these verses, where, I. He gives a character of his enemies, and paints them out in their own colours, as dangerous men, whom he had reason to be afraid of, but wicked men, whom he had no reason to... read more