Matthew 5:28

But I tell you that whoever looks at a woman and cherishes lustful thoughts has already in his heart become guilty with regard to her.

James 1:14-15

But when a man is tempted, it is his own passions that carry him away and serve as a bait.

Treasury of Scripture Knowledge

Summary

Lust not after her beauty in thine heart; neither let her take thee with her eyelids.

Bible References

Lust

Matthew 5:28
But I tell you that whoever looks at a woman and cherishes lustful thoughts has already in his heart become guilty with regard to her.
James 1:14
But when a man is tempted, it is his own passions that carry him away and serve as a bait.