Proverbs 15:7 in the World English Bible
The lips of the wise spread knowledge; not so with the heart of fools.
Context
6 In the house of the righteous is much treasure: but in the revenues of the wicked is trouble.
7 The lips of the wise disperse knowledge: but the heart of the foolish doeth not so.
8 The sacrifice of the wicked is an abomination to the LORD: but the prayer of the upright is his delight.