John Gills Exposition of the Bible Commentary - Proverbs 21:15
It is joy to the, last to do judgment ,.... It is with pleasure he does it; he delights in the law of God, after the inward man, and finds much peace of mind and joy in the Holy Ghost in keeping it, and observing its commands, which are holy, just, and good; yea, it gives him pleasure to see justice done by others; both by private persons in their dealings with one another; and especially by judges putting the laws in execution, as their office requires; whereby much good comes to a nation... read more
Matthew Henry's Complete Commentary - Proverbs 21:15
Note, 1. It is a pleasure and satisfaction to good men both to see justice administered by the government they live under, right taking place and iniquity suppressed, and also to practise it themselves, according as their sphere is. They no only do justice, but do it with pleasure, not only for fear of shame, but for love of virtue. 2. It is a terror to wicked men to see the laws put in execution against vice and profaneness. It is destruction to them; as it is also a vexation to them to be... read more