Hashemite–Umayyad rivalry demoralized, and ended in a Muslim victory. From that day onwards, it is said that the rivalry between the two clans developed into a severe case of tribal animosity. Muhammad had ordered that those Hashimites who were fighting in the side of the Meccans at Badr, including his uncle Abbas ibn Abdul-Muttalib were not to be killed. Reacting to this, Abu Hudhayfa ibn 'Utba, a Muslim belonging to Banu Umayya, and a son and brother respectively of the Meccan warriors killed in the duels, remarked: "Shall we kill our fathers, brothers and children, and leave al-Abbas? By Allah! If I
Military career of Muhammad in their favour. Afterwards the two armies exchanged arrow fire, before finally clashing. According to the Quran, thousands of angels descended from heaven and participated in the battle, being instructed by Allah to "smite the [Meccan warrior's] necks and smite of them each finger." According to another Quranic verse, Allah fought and killed the Meccans representatively for the Muslim warriors. The Meccan army eventually collapsed soon after the horse of Abu Jahl was brought down, resulting in the first major Muslim victory. This victory must not so much be ascribed to divine intervention as is done in the Islamic sources,