Treasury of Scripture Knowledge
Summary
The heart of the righteous studieth to answer: but the mouth of the wicked poureth out evil things.
General references
Bible References
Heart
Proverbs 15:2
The tongue of the wise commends knowledge, but the mouth of fools gush out folly.
Proverbs 16:23
The heart of the wise instructs his mouth, and adds learning to his lips.
1 Kings 3:23
Then the king said, "The one says, 'This is my son who lives, and your son is the dead;' and the other says, 'No; but your son is the dead one, and my son is the living one.'"
Ecclesiastes 5:2
Don't be rash with your mouth, and don't let your heart be hasty to utter anything before God; for God is in heaven, and you on earth. Therefore let your words be few.
1 Peter 3:15
But sanctify the Lord God in your hearts; and always be ready to give an answer to everyone who asks you a reason concerning the hope that is in you, with humility and fear:
General references
Proverbs 14:33
Wisdom rests in the heart of one who has understanding, and is even made known in the inward part of fools.
Matthew 15:18
But the things which proceed out of the mouth come out of the heart, and they defile the man.