John Gills Exposition of the Bible Commentary - Proverbs 20:2
The fear of a king is as the roaring of a lion ,.... The wrath and displeasure of a king, which causes fear; see Proverbs 19:12 ; kings should be terrors to evil works and workers, though not to good ones, Romans 13:3 . This is true of the King of kings, who one day will be terrible to the drunkards, the mockers, and murderers of his people, before spoken of; whoso provoketh him to anger sinneth against his own soul ; he exposes his life to danger: the Targum supplies it as we... read more
Matthew Henry's Complete Commentary - Proverbs 20:2
See here, 1. How formidable kings are, and what a terror they strike upon those they are angry with. Their fear, with which (especially when they are absolute and their will is a law) they keep their subjects in awe, is as the roaring of a lion, which is very dreadful to the creatures he preys upon, and makes them tremble so that they cannot escape from him. Those princes that rule by wisdom and love rule like God himself, and bear his image; but those that rule merely by terror, and with a... read more