Matthew 6:23

but if thine eye be disordered, thy whole body will be in darkness. If then the light that is within thee is darkness, how great that darkness!

2 Peter 2:1-2

But there arose false prophets also among the people, as there will be false teachers among you also, who will stealthily bring in destructive factions, even denying the Lord that bought them; bringing upon themselves swift destruction.

2 John 1:8-10

Look to yourselves, that ye lose not the things which ye wrought, but receive a full reward.

Treasury of Scripture Knowledge

Summary

He is a leprous man, he is unclean: the priest shall pronounce him utterly unclean; his plague is in his head.

Bible References

Utterly unclean

Matthew 6:23
but if thine eye be disordered, thy whole body will be in darkness. If then the light that is within thee is darkness, how great that darkness!
2 Peter 2:1
But there arose false prophets also among the people, as there will be false teachers among you also, who will stealthily bring in destructive factions, even denying the Lord that bought them; bringing upon themselves swift destruction.
2 John 1:8
Look to yourselves, that ye lose not the things which ye wrought, but receive a full reward.