‏الفتن وأشراط الساعة‏ : Hadeeth No:6899 Ahnaf b. Qais reported on the authority of Abu Bakra that Allaah's Messenger (sallAllaahu alayhi wa sallam) said: When two Muslims confront each other with their swords, both the slayer and the slain are doomed to Hell-Fire....

‏الجهاد والسير‏ : Hadeeth No:4472 It has been narrated on the authority of A'isha, wife of the Prophet (sallAllaahu alayhi wa sallam), who said: The Messenger of Allaah (sallAllaahu alayhi wa sallam) set out for Badr. When he reached Harrat-ul-Wabara (a place four miles from Medina) a man met him who was known for his valour and cou...