He that hath knowledge... — This verse will better be rendered, He that restrains his words hath knowledge, and one who is cool of temper is a man of understanding. The avoidance of rash speech and hasty temper is here advised.
Related Commentaries of Proverbs 17:27
Proverbs 17:27
27 He that hath knowledge spareth his words: and a mani of understanding is of an excellent spirit.