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 treats knowledge correctly, but the mouth of the fool spouts out folly.
Proverbs 16:23
A wise person's heart makes his speech wise and it adds persuasiveness to his words.
1 Kings 3:23
The king said, "One says, 'My son is alive; your son is dead,' while the other says, 'No, your son is dead; my son is alive.'"
Ecclesiastes 5:2
Do not be rash with your mouth or hasty in your heart to bring up a matter before God, for God is in heaven and you are on earth! Therefore, let your words be few.
1 Peter 3:15
But set Christ apart as Lord in your hearts and always be ready to give an answer to anyone who asks about the hope you possess.
General references
Proverbs 14:33
Wisdom rests in the heart of the discerning; it is known even in the heart of fools.
Matthew 15:18
But the things that come out of the mouth come from the heart, and these things defile a person.