And when Saul was come to Jerusalem, he assayed to join himself to the disciples: but they were all afraid of him, and believed not that he was a disciple. He assayed to join himself to the disciples - Επειρατο κολλασθαι, He endeavored to get closely united to them, to be in religious fellowship with them.
Believed not that he was a disciple - They did not suppose it possible that such a person could be converted to the faith of Christ. The full power of Divine grace, in the conversion of the soul, was not yet completely known.