To Abu Musa Ashaari, the governor of Kufa, when Ali learned that he discouraged jihad

To Abū Mūsā (‘Abdullāh ibn Qays) al-Ash‘arī, the Governor of Kūfah when Amīr al-mu’minīn learned that he was dissuading the people of Kūfah from joining in the battle of Jamal when Amīr al-mu’minīn had called them to fight along with him.