as knowing this, that law is not made for a righteous man, but for the lawless and insubordinate, for the ungodly and sinners, for the unholy and profane, for murderers of fathers and murderers of mothers, for manslayers,

 (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. 