The opening book criticizes pagans for attributing calamities of the world to the Christians, such as the recent sack of Rome by the Goths.  
Book VII shows that eternal life is not obtained through worship of Janus or Jupiter, and Book VIII refutes Apuleius.  The opening book criticizes pagans for attributing calamities of the world to the Christians, such as the recent sack of Rome by the Goths.  Book XI, written around 417 CE, describes the title locale, and the final book describes as a place where all citizens are immortal, with men enjoying "what the holy angels have never lost."  FTP, name this 5th century religious work of St. Augustine.
Book VII shows that eternal life is not obtained through worship of Janus or Jupiter, and Book VIII refutes Apuleius.  
The City of God