And I brought him to thy disciples ... - That is, not to the apostles, for they had power over unclean spirits Matthew 10:8, but to others of his followers who attempted to work miracles. It is probable that many of his disciples attempted this who were not personal attendants on his ministry, Mark 9:38.
Related Commentaries of Matthew 17:16
Matthew 17:16
16 And I brought him to thy disciples, and they could not cure him.