Proverbs 10:20 KJV
The tongue of the just is as choice silver: the heart of the wicked is little worth.
Proverbs 10:20, King James Version
In context
19 In the multitude of words there wanteth not sin: but he that refraineth his lips is wise.
20 The tongue of the just is as choice silver: the heart of the wicked is little worth.
21 The lips of the righteous feed many: but fools die for want of wisdom.