Mark 7:14-18

And calling again the multitude unto him, he said to them: Hear ye me all and understand.

There is nothing from without a man that entering into him can defile him. But the things which come from a man, those are they that defile a man.

If any man have ears to hear, let him hear.

And when he was come into the house from the multitude, his disciples asked him the parable.

And he saith to them: So are you also without knowledge? Understand you not that every thing from without entering into a man cannot defile him: