1 John 2:23
Whoever denies the Son, the same has not the Father: he that acknowledges the Son has the Father also.
Torrey's Topical Textbook—AKJV

1 John 4:2,3
Hereby know you the Spirit of God: Every spirit that confesses that Jesus Christ is come in the flesh is of God:
Torrey's Topical Textbook—AKJV