1 Timothy 4:1-2
But the Spirit distinctly says that in later times there will be some who will fall away from the Faith, and devote their attention to misleading spirits, and to the teaching of demons,
Acts 13:10
"You incarnation of deceit and all fraud! You son of the Devil! You opponent of all that is good! Will you never cease to divert 'the straight paths of the Lord'? Listen!
2 Thessalonians 2:9-11
For at the Coming of the Lord there will be great activity on the part of Satan, in the form of all kinds of deceptive miracles, signs, and marvels, as well as of wicked attempts to delude--
2 Timothy 4:3
For a time will come when people will not tolerate sound teaching. They will follow their own wishes, and, in their itching for novelty, procure themselves a crowd of teachers.
2 Peter 2:13-16
suffering themselves, as the penalty for the suffering that they have inflicted. They think that pleasure consists in the self-indulgence of the moment. They are a stain and a disgrace, indulging, as they do, in their wanton revelry, even while joining you at your feasts.