At that time if anyone says to you, 'Look, here is the Christ!' or, 'There he is!' do not believe it.1
References for Matthew 24:23
For false Christs and false prophets will appear and perform great signs and miracles2 to deceive even the elect--if that were possible.
References for Matthew 24:24
See, I have told you ahead of time.
"So if anyone tells you, 'There he is, out in the desert,' do not go out; or, 'Here he is, in the inner rooms,' do not believe it.