Matthew 15:14
Let them be; they are but blind guides; and, if one blind man guides another, both of them will fall into a ditch."
Matthew 24:24
For false Christs and false Prophets will arise, and will display great signs and marvels, so that, were it possible, even God's People would be led astray.
2 Thessalonians 2:9-12
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 2:17-19
and their teaching will spread like a cancer. Hymenaeus and Philetus are instances of this.
2 Timothy 4:3-4
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.
Revelation 13:7-8
It had been permitted to fight with Christ's People and to conquer them, and it had received power over men of every tribe, and people, and language, and nation.
Revelation 13:12-14
It exercises all the authority of the first Beast under its very eyes; and it makes the earth and all who are living on it worship that first Beast, whose mortal wound was healed.
Revelation 19:20
The Beast was captured, and with him was taken the false Prophet, who performed the marvels before the eyes of the Beast, with which he deceived those who had received the brand of the Beast and those who worshiped his image. Alive, they were thrown, both of them, into the fiery lake 'of burning sulphur.'