William Barclay's Daily Study Bible - John 15:26-27
15:26-27 "When the Helper comes, the Helper whom I will send to you from my Father, I mean the Spirit of Truth who comes forth from the Father, he will be a witness about me. And you will be witness about me because you have been with me from the beginning." Here John uses two ideas which lie very close to his heart and are constantly entwined in his thought. The first is the witness of the Holy Spirit. What does he mean by this? We shall have occasion to think of this again very soon,... read more
Matthew Henry's Complete Commentary - John 15:26-27
Christ having spoken of the great opposition which his gospel was likely to meet with in the world, and the hardships that would be put upon the preachers of it, lest any should fear that they and it would be run down by that violent torrent, he here intimates to all those that were well-wishers to his cause and interest what effectual provision was made for supporting it, both by the principal testimony of the Spirit (John 15:26), and the subordinate testimony of the apostles (John 15:27),... read more