Matthew Henry's Complete Commentary - Proverbs 21:8
This shows that as men are so is their way. 1. Evil men have evil ways. If the man be froward, his way also is strange; and this is the way of most men, such is the general corruption of mankind. They have all gone aside (Ps. 14:2, 3); all flesh have perverted their way. But the froward man, the man of deceit, that acts by craft and trick in all he does, his way is strange, contrary to all the rules of honour and honesty. It is strange, for you know not where to find him nor when you have him;... read more
Matthew Henry's Complete Commentary - Proverbs 21:7
See here, 1. The nature of injustice. Getting money by lying (Prov. 21:6) is no better than downright robbery. Cheating is stealing; you might as well pick a man's pocket as impose upon him by a lie in making a bargain, which he had no fence against but by not believing you; and it will be no excuse from the guilt of robbery to say that he might choose whether he would believe you, for that is a debt we should owe to all men. 2. The cause of injustice. Men refuse to do judgment; they will not... read more