But if you don't believe his writings, how will you believe my words?"
      I. He sets aside his own testimony of himself (John 5:31; John 5:31): "If I bear witness of myself, though it is infallibly true (John 8:14; John 8:14), yet, according to the common rule of judgment among men, you will not admit it as legal proof, nor allow it to be given in evidence." Now, 1. This reflects reproach upon the sons of men, and their veracity and integrity. Surely we may say deliberately, what David said in haste, All men are liars, else it would never have been such a received maxim that a man's testimony of himself is suspicious, and not to be relied on; it is a sign that self-love is stronger than the love of truth. And yet, 2. It reflects honour on the Son of God, and bespeaks his wonderful condescension, that, though he is the faithful witness, the truth itself, who may challenge to be credited upon his honour, and his own single testimony, yet he is pleased to waive his privilege, and, for the confirmation of our faith, refers himself to his vouchers, that we may have full satisfaction.