Deuteronomy 13:1-3
If a prophet or dreamer of dreams arises among you and proclaims a sign or wonder to you, . . .

Mark 13:21
At that time if anyone says to you, 'Look, here is the Christ!' or 'There He is!' do not believe it.

Luke 17:23, 24
People will tell you, 'Look, there He is, ' or 'Here He is.' Do not go out or chase after them. . . .

Luke 21:8
Jesus answered, "See to it that you are not deceived. For many will come in My name, claiming, 'I am He, ' and, 'The time is near.' Do not follow them.

John 5:43
I have come in My Father's name, and you have not received Me; but if someone else comes in his own name, you will receive him.