FTP, name this 1651 work by Thomas Hobbes.
The final part discusses the danger of a "Confederacy of Deceivers" who "disprepare citizens for the Kingdom of God to come."  This follows Book Three's condemnation of "atheists" and a frequent return to the notion of a Prime Mover who intervenes in the world.  It begins by pointing to an "artificial person," and a body politic that mimics the human body and is the actual commonwealth.  The establishment of this commonwealth through social contract and government by a sovereign is what the author desires.  FTP, name this 1651 work by Thomas Hobbes.
The final part discusses the danger of a "Confederacy of Deceivers" who "disprepare citizens for the Kingdom of God to come."  
Leviathan