You brood of vipers, how can you who are evil say anything good? For out of the overflow of the heart, the mouth speaks.

1 Samuel 24:13
As the old proverb says, 'Wickedness proceeds from the wicked.' But my hand will never be against you.

Proverbs 4:23
Guard your heart with all diligence, for from it flow springs of life.

Proverbs 16:23
The heart of the wise man instructs his mouth and adds persuasiveness to his lips.

Isaiah 9:17
Therefore the Lord takes no pleasure in their young men; He has no compassion on their fatherless and widows. For every one of them is godless and wicked, and every mouth speaks folly. Despite all this, His anger is not turned away; His hand is still upraised.

Isaiah 32:6
For a fool speaks foolishness; his mind plots iniquity. He practices ungodliness and speaks falsely about the LORD; he leaves the hungry empty and deprives the thirsty of drink.

Matthew 3:7
But when John saw many of the Pharisees and Sadducees coming to his place of baptism, he said to them, "You brood of vipers, who warned you to flee from the coming wrath?

Matthew 12:35
The good man brings good things out of his good store of treasure, and the evil man brings evil things out of his evil store of treasure.

Matthew 15:18
But the things that come out of the mouth come from the heart, and these things defile a man.

Matthew 23:33
You snakes! You brood of vipers! How will you escape the sentence of hell?

Luke 3:7
Then John said to the crowds coming out to be baptized by him, "You brood of vipers, who warned you to flee from the coming wrath?

Luke 6:45
The good man brings good things out of the good treasure of his heart, and the evil man brings evil things out of the evil treasure of his heart. For out of the overflow of the heart, the mouth speaks.

John 8:44
You belong to your father, the devil, and you want to carry out his desires. He was a murderer from the beginning, refusing to uphold the truth, because there is no truth in him. When he lies, he speaks his native language, because he is a liar and the father of lies.

Ephesians 4:29
Let no unwholesome talk come out of your mouths, but only what is helpful for building up the one in need and bringing grace to those who listen.

Ephesians 5:4
Nor should there be obscenity, foolish talk, or crude joking, which are out of character, but rather thanksgiving.

James 3:2
We all stumble in many ways. If anyone is never at fault in what he says, he is a perfect man, able to control his whole body.

O generation of vipers, how can you, being evil, speak good things? for out of the abundance of the heart the mouth speaks.