O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
“Do not think that I have come to abolish the Law or the Prophets; I have not come to abolish them but to fulfill them.Matthew 5:17 NIV
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 12:35 KJV
Either make the tree good, and his fruit good; or else make the tree corrupt, and his fruit corrupt: for the tree is known by his fruit.Matthew 12:33 KJV