1 John 4:2

The test by which you may recognize the Spirit of God is that every spirit which acknowledges that Jesus Christ has come as man is from God,

1 Corinthians 12:3

For this reason I would have you understand that no one speaking under the influence of The Spirit of God ever says, "Jesus is accursed," and that no one is able to say, "Jesus is Lord," except under the influence of the Holy Spirit.

John 1:14

And the Word came in the flesh, and lived for a time in our midst, so that we saw His glory--the glory as of the Father's only Son, sent from His presence. He was full of grace and truth.

John 16:13-15

But when He has come--the Spirit of Truth--He will guide you into all the truth. For He will not speak as Himself originating what He says, but all that He hears He will speak, and He will make known the future to you.

1 Timothy 3:16

And, beyond controversy, great is the mystery of our religion-- that Christ appeared in human form, and His claims justified by the Spirit, was seen by angels and proclaimed among Gentile nations, was believed on in the world, and received up again into glory.

1 John 2:23

No one who disowns the Son has the Father. He who acknowledges the Son has also the Father.

1 John 4:3

and that no spirit is from God which does not acknowledge this about Jesus. Such is the spirit of the anti-Christ; of whose coming you have heard, and it is already in the world.

1 John 5:1

Every one who believes that Jesus is the Christ is a child of God; and every one who loves the Father loves also Him who is the Father's Child.

Treasury of Scripture Knowledge

Summary

Hereby know ye the Spirit of God: Every spirit that confesseth that Jesus Christ is come in the flesh is of God:

General references

Bible References

Come

1 John 4:3
and that no spirit is from God which does not acknowledge this about Jesus. Such is the spirit of the anti-Christ; of whose coming you have heard, and it is already in the world.
John 1:14
And the Word came in the flesh, and lived for a time in our midst, so that we saw His glory--the glory as of the Father's only Son, sent from His presence. He was full of grace and truth.
1 Timothy 3:16
And, beyond controversy, great is the mystery of our religion-- that Christ appeared in human form, and His claims justified by the Spirit, was seen by angels and proclaimed among Gentile nations, was believed on in the world, and received up again into glory.

General references

John 8:47
He who is a child of God listens to God's words. You do not listen to them: and why? It is because you are not God's children."