A letter, [electronic resource] : wherein The Scriptural Grounds and Warrants for the Reformation of Churches by Way of Covenant, are succinctly considered and cleared. In Opposition to some, who, of late, have too boldly (and yet without Censure) vented their heterodox Notions against our solemn and sacred National Covenants. By a Welwisher to a Covenanted Reformation.