Matthew 5:28

But I say to you, that whoever looketh on a woman to lust after her, hath committed adultery with her already in his heart.

Matthew 12:35

The good man, from his good treasure, bringeth out good things; and the evil man, from his evil treasure, bringeth out evil things.

Matthew 15:19

For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false testimony, blasphemies.

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 to you, that whoever looketh on a woman to lust after her, hath committed adultery with her already in his heart.
Matthew 12:35
The good man, from his good treasure, bringeth out good things; and the evil man, from his evil treasure, bringeth out evil things.
Matthew 15:19
For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false testimony, blasphemies.