Matthew 15:18
But those things which proceed out of the mouth, come out of the heart, and they defile the man.
Matthew 12:34
Ye brood of vipers, how can ye, being evil, speak good things? For out of the abundance of the heart the mouth speaketh.
Matthew 15:11
Not that which goeth into the mouth defileth the man, but what cometh out of the mouth, this defileth the man.
James 3:6-10
And the tongue is a fire, a world of iniquity: it is the tongue among the members which defileth the whole body and setteth on fire the course of nature, and is set on fire of hell.
Luke 19:22
And he saith to him, Out of thy own mouth will I judge thee, thou wicked servant. Thou knewest that I am an austere man, taking up what I laid not down, and reaping what I did not sow.
Revelation 13:5-6
And there was given him a mouth speaking great things and blasphemy, and authority was given him forty and two months.