Proverbs 23:7-10

⁷so he eats and drinks as if any one should swallow a hair, and do not bring him in to yourself, nor eat your morsel with him:

⁸for he will vomit it up, and spoil your fair words.

⁹Say nothing in the ears of a fool, lest at any time he sneer at your wise words.

¹⁰Remove not the ancient landmarks; and enter not upon the possession of the fatherless: