Mark 13:6
for many shall come in my name saying, I am the Christ, and shall deceive many.
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.
Matthew 24:5
for many shall come in my name saying, I am the Christ, and shall deceive many.
Matthew 24:11
and because iniquity shall abound,
Matthew 24:23-24
Then if any shall say to you, Behold here is the Messiah, or there; believe it not:
John 5:43
I am come in my Father's name, and ye receive me not: if another should come in his own name, him ye will receive.
John 8:24
Therefore I said unto you, that ye shall die in your sins; for if ye believe not that I am the Messiah, ye shall die in your sins.
Acts 5:36-39
For some time ago one Theudas arose, pretending to be some extraordinary person, to whom was joined a number of men, about four hundred: who was slain, and all that followed him were dispersed and came to nothing.
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.