Matthew 15:19

For out of the heart proceed evil thoughts--murder, adultery, unchastity, theft, perjury, slander.

Acts 8:22

Therefore repent of this wickedness of yours, and pray to the Lord, that, if possible, you may be forgiven for such a thought;

Matthew 5:28

I, however, say to you that any one who looks at a woman with an impure intention has already committed adultery with her in his heart.

Matthew 9:4

Knowing their thoughts, Jesus exclaimed: "Why do your cherish such wicked thoughts?

2 Corinthians 10:5

We are engaged in confuting arguments and pulling down every barrier raised against the knowledge of God. We are taking captive every hostile thought, to bring it into submission to the Christ,

Treasury of Scripture Knowledge

Summary

The thought of foolishness is sin: and the scorner is an abomination to men.

Bible References

Thought

Matthew 5:28
I, however, say to you that any one who looks at a woman with an impure intention has already committed adultery with her in his heart.
Matthew 9:4
Knowing their thoughts, Jesus exclaimed: "Why do your cherish such wicked thoughts?
Matthew 15:19
For out of the heart proceed evil thoughts--murder, adultery, unchastity, theft, perjury, slander.
Acts 8:22
Therefore repent of this wickedness of yours, and pray to the Lord, that, if possible, you may be forgiven for such a thought;
2 Corinthians 10:5
We are engaged in confuting arguments and pulling down every barrier raised against the knowledge of God. We are taking captive every hostile thought, to bring it into submission to the Christ,