John Gills Exposition of the Bible Commentary - Proverbs 23:9
Speak not in the ears of a fool ,.... For it is only beating the air, and speaking to the wind; it is casting pearls before swine, and that which is holy to dogs. By the "fool" is meant a wicked man, one abandoned to sin, and hardened in it; that scoffs at all admonitions and reproofs, that derides the word, and the preachers of it, and makes a mock at all good men, and everything they say; and therefore what is serious and sacred should not be said to them, since it only becomes the object... read more
Matthew Henry's Complete Commentary - Proverbs 23:9
We are here directed not to cast pearls before swine (Matt. 7:6) and not to expose things sacred to the contempt and ridicule of profane scoffers. It is our duty to take all fit occasions to speak of divine things; but, 1. There are some that will make a jest of every thing, though it be ever so prudently and pertinently spoken, that will not only despise a wise man's words, but despise even the wisdom of them, that in them which is most improvable for their own edification; they will... read more