This study aims to shed light on the importance of Islamic money as a means of information. The importance of money is evident in the study of the names of rulers and governors, which helps in the study of Islamic history, as money was one of the signs of rule and authority that every ruler was keen to adopt as soon as he assumed power. This research deals with money. Sassanid Arabic in the name of Abdullah b. Amir b. Kariz, who ruled Persia by Caliph Uthman b. Affan and then by the Umayyad Caliph Muawiyah b. Abi Sufyan. He was the first to have his name engraved on the coins of the governors in the Islamic era as one of the badges of kingship and sultan. Abdul coins are divided into Allah b. Amir is divided into two parts. The first bears only his name, “Abdullah," without his surname, while the second section bears his full name, “Abdullah b. Amir." In this research, we study Abdullah b. Amir's coins and the dates recorded on them in the role of Fars mints in the first and second states. During the periods in which he was isolated.