To the collectors of taxes and revenues
A circular about prayers to the governors of all the provinces
An order to Maalik al-Ashtar
To Talha and Zubayr (sent to them through Imran bin Hasin Khuza'i, a pious companion of the Holy Prophet (s))
To Mu'awiya
Instructions to Shuray bin Hani when he was appointed as the commanding officer of the vanguard of his army, which was marching towards Syria
To the people of Kufa while leaving Madina for Basra. It is a wonderful epistle. It invites people to judge his intentions and actions
To the people of various provinces, giving them the causes of the Battle of Siffin
To Aswad bin Qatiba, the Governor of Hulwan
A circular sent to those governors and State officers, through whose territory the armies of Imam Ali (a) were to pass