Matthew 15:18
But the things which proceed out of the mouth come forth out of the heart; and they defile the man.
Matthew 12:34
Ye offspring of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
Proverbs 15:2
The tongue of the wise uttereth knowledge aright; But the mouth of fools poureth out folly.
Proverbs 15:28
The heart of the righteous studieth to answer; But the mouth of the wicked poureth out evil things.
Matthew 15:11
Not that which entereth into the mouth defileth the man; but that which proceedeth out of the mouth, this defileth the man.
James 3:6-10
And the tongue is a fire: the world of iniquity among our members is the tongue, which defileth the whole body, and setteth on fire the wheel of nature, and is set on fire by hell.
1 Samuel 24:13
As saith the proverb of the ancients, Out of the wicked cometh forth wickedness; but my hand shall not be upon thee.
Psalm 36:3
The words of his mouth are iniquity and deceit: He hath ceased to be wise and to do good.
Proverbs 6:12
A worthless person, a man of iniquity, Is he that walketh with a perverse mouth;
Proverbs 10:32
The lips of the righteous know what is acceptable; But the mouth of the wicked'speaketh perverseness.
Luke 19:22
He saith unto him, Out of thine own mouth will I judge thee, thou wicked servant. Thou knewest that I am an austere man, taking up that which I laid not down, and reaping that which I did not sow;
Revelation 13:5-6
and there was given to him a mouth speaking great things and blasphemies; and there was given to him authority to continue forty and two months.