To Munzir b. Jarud Abdi when he misappropriated something which he had been entrusted with

To Abdullah b. Abbas

To Mu'awiya

A treaty which Imam Ali (a) has worded for the Bani Rabi'a tribe and the Yemenites to agree upon

After the Muslims took oath of allegiance to Imam Ali (a), he wrote the following letter to Mu'awiya
Instructions to Abdullah b. Abbas when he sent him as his representative to Basra
Instructions to Abdullah b. Abbas when he sent him for discussions with the Kharijites
Abu Musa Ash'ari (Abdullah b. Qays) wrote a letter to Imam Ali (a) from the place where the decision of the arbitration (after Siffin) took place. Imam Ali (a) wrote to him the following letter in reply
An order issued to his generals when he took over rulership of the Muslim State