Mark 13:6
for many will come in my name, saying, I am the Messiah; and shall deceive many.
Mark 13:22
For many false Messiahs and false prophets shall arise, and shall propose signs and wonders to deceive, if it were possible, even the elect.
Matthew 24:5
For many will come in my name, saying, I am the Messiah; and shall deceive multitudes.
Matthew 24:11
And many false prophets shall arise, and shall deceive many.
Matthew 24:23-24
Then if any man say unto you, Lo! here is the Messiah, or there; believe it not:
John 5:43
I have come in my Father's name, and ye receive me not: if another come in his own name, him ye will receive.
John 8:24
I said therefore unto you, that ye shall die in your sins: for if ye believe not that I am, ye shall die in your sins.
Acts 5:36-39
For before these days arose Theudas, saying that he himself was a singular personage: to whom a number of men, about four hundred, attached themselves: who was taken off; and as many as obeyed him, were dispersed, and came to nothing.
1 John 4:1
BELOVED, believe not every pretender to inspiration, but bring these spirits to the trial whether they are of God; because many false prophets are gone forth into the world.