Mark 13:6
For many shall come in my name, saying, I am Christ; and shall deceive many.
Mark 13:22
For false Christs and false prophets shall rise, and shall shew signs and wonders, to seduce, if it were possible, even the elect.
Jeremiah 14:14
Then the LORD said unto me, The prophets prophesy lies in my name: I sent them not, neither have I commanded them, neither spake unto them: they prophesy unto you a false vision and divination, and a thing of nought, and the deceit of their heart.
Jeremiah 23:21-25
I have not sent these prophets, yet they ran: I have not spoken to them, yet they prophesied.
Matthew 24:5
For many shall come in my name, saying, I am Christ; and shall deceive many.
Matthew 24:11
And many false prophets shall rise, and shall deceive many.
Matthew 24:23-24
Then if any man shall say unto you, Lo, here is Christ, or there; believe it not.
John 5:43
I am come in my Father's name, and ye receive me not: if another shall 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 he, ye shall die in your sins.
Acts 5:36-39
For before these days rose up Theudas, boasting himself to be somebody; to whom a number of men, about four hundred, joined themselves: who was slain; and all, as many as obeyed him, were scattered, and brought to nought.
1 John 4:1
Beloved, believe not every spirit, but try the spirits whether they are of God: because many false prophets are gone out into the world.