Matthew 5:28

But I say unto you, That whosoever looketh upon a woman to lust after her, hath already committed adultery with her in his heart.

Matthew 12:35

A good man out of the good treasure bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.

Matthew 15:19

For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false witness, railings.

Treasury of Scripture Knowledge

Summary

And let none of you imagine evil in your hearts against his neighbour; and love no false oath: for all these are things that I hate, saith the LORD.

Bible References

Let

Matthew 5:28
But I say unto you, That whosoever looketh upon a woman to lust after her, hath already committed adultery with her in his heart.
Matthew 12:35
A good man out of the good treasure bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.
Matthew 15:19
For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false witness, railings.