FTP, name this epic poem in twelve books about the war of Eteocles and Polynices for rule of the titular city, a work written around 90 AD by Publius Papinius Statius.
In Book 3 of this work, some characters see a circle of white swans who are destroyed by eagles, after which one character urges her father to go to war.  Three years pass before the war begins, and even then one army is delayed when Bacchus commands some river gods to create a drought.  In Book 10, the king's son Menoeceus kills himself to save his city, after which one of the main characters is killed by a lightning strike. Following the death of Capaneus, Megara and Tisiphone incite two of the main characters to kill each other, after which their father is banished to Cithaeron.  The Nemean characters in this work include Lycurgus and Hypsipyle, but more famous are such Argives as Tydeus, Amphiaraus, and Adrastus.  FTP, name this epic poem in twelve books about the war of Eteocles and Polynices for rule of the titular city, a work written around 90 AD by Publius Papinius Statius.
In Book 3 of this work, some characters see a circle of white swans who are destroyed by eagles, after which one character urges her father to go to war.  
the Thebaid or Thebais