Sources: Player's Handbook
The god of valor, Heironeous, is lawful good. His title is the Invincible. Heironeous promotes justice, valor, chivalry, and honor. The domains he is associated with are Good, Law, and War. His favored weapon is the longsword, and he is worshiped by paladins, good fighters, and good monks. His archenemy is Hextor, his half-brother.