Since they had been the first to say, “How can a man that is a sinner do such miracles?” ( ver. 16 ), he now brings forward even their judgment, reminding them of their own words. “This opinion,” saith he, “is common to me and you. Stand fast now to it.” And observe, I pray you, his wisdom. He turns about the miracle in every way, because they could not do away with it, and from it he draws his inferences. Seest thou that at first he said “Whether he be a sinner or not, I know not”? not doubting (God forbid!) but knowing that He was not a sinner. At least now, when he had an opportunity, see how he defended Him. “We know that God heareth not sinners”: