Leviticus 13:44
he is a leprous man, he is unclean: the priest shall surely pronounce him unclean; his plague is in his head.
Job 36:14
They die in youth, And their life perisheth among the unclean.
Isaiah 1:5
Why will ye be still stricken, that ye revolt more and more? the whole head is sick, and the whole heart faint.
Matthew 6:23
But if thine eye be evil, thy whole body shall be full of darkness. If therefore the light that is in thee be darkness, how great is the darkness!
2 Peter 2:1-2
But there arose false prophets also among the people, as among you also there shall be false teachers, who shall privily bring in destructive heresies, denying even the Master that bought them, bringing upon themselves swift destruction.
2 John 1:8-10
Look to yourselves, that ye lose not the things which we have wrought, but that ye receive a full reward.