The Nature and Extent of the Office of the Civil Magistrate. Consider'd in a SERMON Preach'd before the Right Honourable Sir George Thorold, Kt. Lord-Mayor of the City of London, AND THE Court of Aldermen, and the Liveries of the several Companies, at the Parish-Church of St. Lawrence-Jewry, On Thursday, September 29. 1720. Being the Festival of St. Michael the Archangel, and the Election-Day of the Lord-Mayor for the Year ensuing.