1 John 4:15

15Whoeverὃςifἐὰνshall confessὁμολογήσῃthatὅτιJesusἸησοῦςisἐστινtheὁSonυἱὸςτοῦof Godθεοῦ,ὁGodθεὸςinἐνhimαὐτῷabidesμένειandκαὶheαὐτὸςinἐντῷGodθεῷ.

Whoever should confess that Jesus is the Son of God, God remains in him, and he in God.