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
Army of the North victory. The battle was favorable to Balcarce even though he again had numerical inferiority (800 royalist against 600 rebels, and in Cotagaita 2,000 royalists against 1,100 rebels). Balcarce earned the rank of brigadier, and the confidence to advance towards the Desaguadero River, border of the viceroyalty in colonial times. Due to internal disagreements Castelli had to dismiss Güemes and his gaucho soldiers. The royalist defenses were left in charge of general José Manuel de Goyeneche, who met with Castelli and signed an armistice to last for forty days from 16 May. The army moved from the encampment at La Laja,