That is why Abū Barza al-Aslamī said regarding the civil strife involving Ibn al-Zubayr, the civil strife involving the Quran reciters and al-Hajjāj, and the civil strife involving Marwān in Syria: “These people, those people, and those people fight only for worldly ends. As for the people of innovation, such as the Kharijites, they seek to corrupt people’s religion; fighting them is therefore fighting in defense (1) of religion.”
The aim in fighting them is that Allah’s word be supreme and that religion, all of it, be for Allah. This is why the Prophet—peace and blessings be upon him—commanded this type of fighting and forbade the other.
For this reason, Alī’s fighting against the Kharijites (2)—may Allah be pleased with him—is firmly established by explicit texts and by the consensus of the Companions, those who followed them faithfully, and all other Muslim scholars. As for the fighting at the Battle of the Camel and the Battle of Siffīn, it was fighting born of civil strife. The eminent Companions, those who followed them faithfully, and all other scholars disapproved of it, as the texts indicate. Even those who took part in it disliked it. Thus, within the Muslim community, those who disapproved of it were more numerous and more eminent than those who praised it.
It is established in both Sahih collections through several chains: “The Prophet—peace and blessings be upon him—was distributing some wealth when Dhū al-Khuwaysira al-Tamīmī came to him. His head was shaven, his beard was thick, his forehead protruded, and between his eyes was a mark of prostration. He said, ‘Muhammad, act justly, for you have not been just.’
“He replied, ‘Woe to you! Who (3) would act justly if I were not just?’ Then he said, ‘Am I trusted (4) by the One in heaven, while you do not trust me (5)?’ One of the Companions said to him, ‘Let me