Matthew 5:8. Blessed are the pure in heart: for they shall see God.
Matthew 5:28. But I say unto you, That whosoever looketh on a woman to lust after her hath committed adultery with her already in his heart.
Matthew 6:21. For where your treasure is, there will your heart be also.
Matthew 9:4. And Jesus knowing their thoughts said, Wherefore think ye evil in your hearts?
Matthew 11:29. Take my yoke upon you, and learn of me; for I am meek and lowly in heart: and ye shall find rest unto your souls.
Matthew 12:34. O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
Matthew 12:35. A good man out of the good treasure of the heart bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.
Matthew 12:40. For as Jonas was three days and three nights in the whale's belly; so shall the Son of man be three days and three nights in the heart of the earth.