Badr al-Hammami mentioned by al-Tabari. This success was soon followed by the decisive victory of the Abbasid army at the Battle of Hama in November, which led to the capture and execution of Husayn and the senior Qarmatian leaders. In autumn 904, the Abbasids under Muhammad ibn Sulayman al-Katib launched a campaign to recover Egypt and end the Tulunid regime. When Muhammad arrived at the borders of Egypt in November, Badr went over to him. The defection of the most senior commander was soon followed by other Tulunid officers, and when Harun ibn Khumarawayh was killed by one of his own men,
Islam and war This Muslim victory over polytheists showed "demonstration of divine guidance and intervention on behalf of Muslims, even when outnumbered." Other early battles included battles in Uhud (625), Khandaq (627), Mecca (630) and Hunayn (630). These battles, especially Uhud and Khandaq, were unsuccessful in comparison to the Battle of Badr. In relating this battle, the Qu'ran states that Allah sent an "unseen army of angels" that helped the Muslims defeat the Meccans. Islamic concepts concerning war refer to what have been accepted in Sharia (Islamic law) and Fiqh (Islamic jurisprudence) by "Ulama" (Islamic scholars) as the correct Islamic manner which is