III. See what will be the effect of Babylon's ruin: All flesh shall know that I the Lord am thy Saviour. God will make it to appear, to the conviction of all the world, that, though Israel seem lost and cast off, they have a Redeemer, and, though they are made a prey to the mighty, Jacob has a mighty One, who is able to deal with all his enemies. God intends, by the deliverances of his church, both to notify and to magnify his own name.