19:8-12 When arguments and persuasions only harden men in unbelief and blasphemy, we must separate ourselves and others from such unholy company. God was pleased to confirm the teaching of these holy men of old, that if their hearers believed them not, they might believe the works.
12. So that from his body were brought unto the sick handkerchiefs or aprons, &c.—Compare Ac 5:15, 16, very different from the magical acts practiced at Ephesus. "God wrought these miracles" merely "by the hands of Paul"; and the very exorcists (Ac 19:13), observing that the name of Jesus was the secret of all his miracles, hoped, by aping him in this, to be equally successful; while the result of all in the "magnifying of the Lord Jesus" (Ac 19:17) showed that in working them the apostle took care to hold up Him whom he preached as the source of all the miracles which he wrought.