Thematic Bible: What proceeds from the heart

And calling the multitude unto him, he said unto them, Hear and understand: not that which goes into the mouth defiles the man; but that which comes out of the mouth, this defiles the man.

And when he had called all the people unto him, he said unto them, Hearken unto me every one of you and understand; there is nothing from outside the man that entering into him can defile him, but the things which come out of him, those are what defile the man. If anyone has ears to hear, let him hear. read more.
And when he was entered into the house from the people, his disciples asked him concerning the parable. And he said unto them, Are ye so without understanding also? Do ye not understand that anything from outside that enters into the man cannot defile him? Because it enters not into his heart, but into the belly, and the man goes out to the privy and purges all foods. For he had said that it is what comes out of the man that defiles the man. For from within, out of the heart of men, come forth the evil thoughts, the adulteries, the fornications, the murders, the thefts, the covetousness, the wickedness, the deceit, the lasciviousness, the evil eye, the slander, the pride, the unwiseness: all these evil things come out from within and defile the man.