Proverbs 15:28
The heart of the righteous thinks carefully about how to answer [in a wise and appropriate and timely way],
But the [babbling] mouth of the wicked pours out malevolent things.
1 Peter 3:15
But in your hearts set Christ apart [as holy—acknowledging Him, giving Him first place in your lives] as Lord. Always be ready to give a [logical] defense to anyone who asks you to account for the hope and confident assurance [elicited by faith] that is within you, yet [do it] with gentleness and respect.
Proverbs 15:2
The tongue of the wise speaks knowledge that is pleasing and acceptable,
But the [babbling] mouth of fools spouts folly.
1 Kings 3:23-28
Then the king said, “This woman says, ‘This is my son, the one who is alive, and your son is the dead one’; and the other woman says, ‘No! For your son is the dead one, and my son is the one who is alive.’”
Proverbs 10:19
When there are many words, transgression and offense are unavoidable,
But he who controls his lips and keeps thoughtful silence is wise.
Proverbs 13:16
Every prudent and self-disciplined man acts with knowledge,
But a [closed-minded] fool [who refuses to learn] displays his foolishness [for all to see].
Proverbs 16:23
The heart of the wise instructs his mouth [in wisdom]
And adds persuasiveness to his lips.
Proverbs 29:11
A [shortsighted] fool always loses his temper and displays his anger,
But a wise man [uses self-control and] holds it back.
Proverbs 29:20
Do you see a [conceited] man who speaks quickly [offering his opinions or answering without thinking]?
There is more hope for a [thickheaded]
Ecclesiastes 5:2
Do not be hasty with your mouth [speaking careless words or vows] or impulsive in thought to bring up a matter before God. For God is in heaven and you are on earth; therefore let your words be few.
Ecclesiastes 5:6
Do not allow your speech to cause you to sin, and do not say before the messenger (priest) of God that it was a mistake. Why should God be angry because of your voice (words) and destroy the work of your hands?
Ecclesiastes 10:12-14
The words of a wise man’s mouth are gracious and win him favor, but the lips of a fool consume him;
Matthew 12:34
Titus 1:10-11
For there are many rebellious men who are empty talkers [just windbags] and deceivers; especially those of the circumcision [those Jews who insist that Gentile believers must be circumcised and keep the Law in order to be saved].
James 3:6-8
And the tongue is [in a sense] a fire, the very world of injustice and unrighteousness; the tongue is set among our members as that which contaminates the entire body, and sets on fire the course of our life [the cycle of man’s existence], and is itself set on fire by
2 Peter 2:18
For uttering arrogant words of vanity [pompous words disguised to sound scholarly or profound, but meaning nothing and containing no spiritual truth], they beguile and lure using lustful desires, by sensuality, those who barely escape from the ones who live in error.
Treasury of Scripture Knowledge
Summary
General references
Bible References
Heart
The tongue of the wise speaks knowledge that is pleasing and acceptable,
But the [babbling] mouth of fools spouts folly.
The heart of the wise instructs his mouth [in wisdom]
And adds persuasiveness to his lips.
General references
Wisdom rests [silently] in the heart of one who has understanding,
But what is in the heart of [shortsighted] fools is made known.