New International Version (NIV)
3but every spirit that does not acknowledge Jesus is not from God. This is the spirit of the antichrist, which you have heard is coming and even now is already in the world.
1 John 4:3
1 John 4:3 in 6 English translations. Each links through to the full chapter for context.
New American Standard Bible - NASB (NASB2020)
3and every spirit that does not confess Jesus is not from God; this is the spirit of the antichrist, which you have heard is coming, and now it is already in the world.
New American Standard Bible - NASB 1995 (NASB1995)
3and every spirit that does not confess Jesus is not from God; this is the spirit of the antichrist, of which you have heard that it is coming, and now it is already in the world.
Amplified Bible (AMP)
3and every spirit that does not confess Jesus [acknowledging that He has come in the flesh, but would deny any of the Son’s true nature] is not of God; this is the spirit of the antichrist, which you have heard is coming, and is now already in the world.
Berean Standard Bible (BSB)
3and every spirit that does not confess Jesus4:3 BYZ and TR that Jesus Christ has come in the flesh is not from God. This is the spirit of the antichrist, which you have heard is coming and which is already in the world at this time.
New International Reader’s Version (NIrV)
3But every spirit that doesn’t agree with this does not belong to God. You have heard that the spirit of the great enemy of Christ is coming. Even now it is already in the world.