For there are three] The sixth verse may be in a parenthesis; and this verse may give a reason of the end of the fifth verse, that Christ is the Son of God: of which, not the Spirit alone, but the Father and the Son bear witnesse also.
that bear record in heaven] Or, in heaven, that bear record: To wit, to us men on earth, that Christ is the Messias, or Son of God. The Father, John 5:32. and John 8:18. by voice, Matthew 3:17. The Son, by miracles, John 5:36. The holy Ghost, by cloven tongues, Acts 2:3-4; Acts 2:33.
the word] Christ himself, chap. 1. 1. John 1:1.
these three are one] In essence, though they be three distinct persons, John 10:30. and agree in their testimony concerning Christ.