John Gills Exposition of the Bible Commentary - Proverbs 24:17
Rejoice not when thine enemy falleth ,.... These words are spoken not to the wicked man, Proverbs 24:15 ; but to the just man, or Solomon's son, or the children of Wisdom; for by the "enemy" is meant such who are at enmity with the people of God, as the seed of the serpent, and those after the flesh, are: and when these "fall", saints should not "rejoice"; as when they fall into sin; for so to do would be to act as wicked "charity which rejoiceth not in iniquity", 1 Corinthians 13:6 ,... read more
Matthew Henry's Complete Commentary - Proverbs 24:17-18
Here, 1. The pleasure we are apt to take in the troubles of an enemy is forbidden us. If any have done us an ill turn, or if we bear them ill-will only because they stand in our light or in our way, when any damage comes to them (suppose they fall), or any danger (suppose they stumble), our corrupt hearts are too apt to conceive a secret delight and satisfaction in it?Aha! so would we have it; they are entangled; the wilderness has shut them in?or, as Tyrus said concerning Jerusalem (Ezek.... read more