In this way he also says, "The cities of the Levites are ransomed for ever, because the minister of God enjoys eternal freedom, according to the continuous revolutions of the ever-moving soul," and he admits incessant healing applications; for when he calls them ransomed, not once, but for ever, as he says, he means to convey such a meaning as this, that they are always in a state of revolution, and always in a state of freedom, the state of revolution being implanted in them because of their natural mortality, but their freedom coming to them because of their ministration to God.