according to the Gospel of the glory of the blessed God, which was committed to my trust.

 (i) He may be thinking of the Jewish practice of excommunication. According to synagogue practice, if a man was an evil-doer he was first publicly rebuked. If that was ineffective, he was banished from the synagogue for a period of thirty days. If he was still stubbornly unrepentant, he was put under the ban, which made him a person accursed, debarred from the society of men and the fellowship of God. In such a case a man might well be said to be handed over to Satan. 