Treasury of Scripture Knowledge
Summary
The lips of the righteous know what is acceptable: but the mouth of the wicked speaketh frowardness.
General references
Bible References
Know
Ecclesiastes 12:10
The Teacher sought to find delightful words, and he wrote what is upright--truthful words.
Daniel 4:27
Therefore, O king, let my advice be acceptable [to you] and your sin remove with righteousness and your iniquity with having mercy on [the] oppressed, {in case there might be a prolongation of your prosperity}.'"
Titus 2:8
sound message beyond reproach, in order that {an opponent} may be put to shame, [because he] has nothing bad to say concerning us.
General references
Matthew 15:18
But the things that come out of the mouth come from the heart, and these defile the person.