1 John 4:3

Douay-Rheims version of The Bible - 1752 version

And every spirit that dissolveth Jesus, is not of God: and this is Antichrist, of whom you have heard that he cometh, and he is now already in the world.

Cross References

1 John 2:22

Who is a liar, but he who denieth that Jesus is the Christ? This is Antichrist, who denieth the Father, and the Son.

2 John 1:7

For many seducers are gone out into the world, who confess not that Jesus Christ is come in the flesh: this is a seducer and an antichrist.

1 John 2:18

Little children, it is the last hour; and as you have heard that Antichrist cometh, even now there are become many Antichrists: whereby we know that it is the last hour.

Matthew 24:5

For many will come in my name saying, I am Christ: and they will seduce many.