James 1:14

Ephesians 4:22 NIV
You were taught, with regard to your former way of life, to put off your old self, which is being corrupted by its deceitful desires;

Mark 7:21-22 NIV
For it is from within, out of a person’s heart, that evil thoughts come—sexual immorality, theft, murder, adultery, greed, malice, deceit, lewdness, envy, slander, arrogance and folly.

Matthew 15:18 NIV
But the things that come out of a person’s mouth come from the heart, and these defile them.