Matthew 7:15
And beware of false prophets, who come to you in sheeps clothing, but inwardly they are ravenous wolves.
Matthew 24:11
and because iniquity shall abound,
Matthew 24:24
for there shall rise up false Christs, and false prophets, who shall shew great signs and prodigies, so as to deceive, if possible, even the elect.
Mark 13:22
for there shall rise up false Christs, and false prophets, who shall work signs and wonders, to seduce, if possible, even the elect.
Luke 6:26
Wo unto you when all men speak well of you; for their fathers did the same to the false prophets.
2 Thessalonians 2:9
who comes, through the efficacy of Satan, with all kind of lying power, and signs,
2 Peter 2:1
But there were indeed false prophets among the people of old, as there will be also among you false teachers, who will privately introduce pernicious heresies, denying even the Lord that bought them, and bringing upon themselves swift destruction,
1 John 4:1
Beloved, believe not every Spirit, but try the spirits, whether they be of God: for many false prophets are gone out into the world.