THE GOSPEL ACCORDING TO MATTHEW - Chapter 15 - Verse 10
Verses 10-14. See also Mr 7:15-17. And he called the multitude.
In opposition to the doctrines of the Pharisees, the Saviour took
occasion to show them that the great source of pollution was the
heart. They supposed that external things chiefly defiled a man.
On this all their doctrines about purification were founded. This
opinion of the Jews it was of great importance to correct, he took
occasion, therefore, to direct the people to the true source of
defilement—their own hearts. He particularly directed them to it as
of importance:—Hear and understand!