1 John 4:1-3

Beloved! not in every spirit, believe ye, but test the spirits, whether they are, of God; because, many false prophets, have gone out into the world.

1 John 2:26

These things, have I written unto you, concerning them who would lead you astray.

John 1:14

And, the Word, became, flesh, and pitched his tent among us, and we gazed upon his glory, - a glory, as an Only-begotten from his Father. Full of favour and truth.

1 Timothy 3:16

And, confessedly great, is the sacred secret of godliness, - Who was made manifest in flesh, was declared righteous in spirit, was made visible unto messengers, was proclaimed among nations, was believed on in the world, was taken up in glory.

2 Peter 2:1-3

But there arose false-prophets also among the people, as, among you also, there shall be, false-teachers, - men who will stealthily bring in destructive parties, even the Master that bought them, denying, bringing upon themselves speedy destruction;

1 John 2:18-22

Little children! it is, the last hour; and, just as ye have heard that, an antichrist, is coming, even now, antichrists have become, many, whence we perceive that it is, the last hour:

Revelation 12:9

And the great dragon was cast out, - the ancient serpent, he that is called Adversary and the Satan, that deceiveth the whole habitable world, - he was cast to the earth, and his messengers, with him, were cast.

Revelation 13:14

and he deceiveth them who are dwelling upon the earth, by reason of the signs which it was given him to do before the wild-beast, - saying unto them who are dwelling upon the earth, that they should make an image unto the wild-beast who hath the stroke of the sword, and yet did live.

Treasury of Scripture Knowledge

Summary

For many deceivers are entered into the world, who confess not that Jesus Christ is come in the flesh. This is a deceiver and an antichrist.

Bible References

Many

2 Peter 2:1
But there arose false-prophets also among the people, as, among you also, there shall be, false-teachers, - men who will stealthily bring in destructive parties, even the Master that bought them, denying, bringing upon themselves speedy destruction;
1 John 2:18
Little children! it is, the last hour; and, just as ye have heard that, an antichrist, is coming, even now, antichrists have become, many, whence we perceive that it is, the last hour:
1 John 4:1
Beloved! not in every spirit, believe ye, but test the spirits, whether they are, of God; because, many false prophets, have gone out into the world.

Who

John 1:14
And, the Word, became, flesh, and pitched his tent among us, and we gazed upon his glory, - a glory, as an Only-begotten from his Father. Full of favour and truth.
1 Timothy 3:16
And, confessedly great, is the sacred secret of godliness, - Who was made manifest in flesh, was declared righteous in spirit, was made visible unto messengers, was proclaimed among nations, was believed on in the world, was taken up in glory.
1 John 4:2
Hereby, do ye perceive the Spirit of God: - every spirit that confesseth Jesus Christ as having come, in flesh, is, of God;
Revelation 12:9
And the great dragon was cast out, - the ancient serpent, he that is called Adversary and the Satan, that deceiveth the whole habitable world, - he was cast to the earth, and his messengers, with him, were cast.
Revelation 13:14
and he deceiveth them who are dwelling upon the earth, by reason of the signs which it was given him to do before the wild-beast, - saying unto them who are dwelling upon the earth, that they should make an image unto the wild-beast who hath the stroke of the sword, and yet did live.

This is

1 John 2:22
Who, is the False One; - save he that denieth that, Jesus, is the Christ? The same, is the Antichrist, - he that denieth the Father and the Son.
1 John 4:3
And, every spirit that doth not confess Jesus, of God, is not. And, this, is the spirit of the Antichrist, touching which ye have heard that it cometh: even now, is it, in the world, already.