There are a variety of synonyms that can be used to refer to the army of Muhammad in the context of Islamic history. Some of these include the Muslim army, the Islamic army, the army of the Prophet, and the army of the righteous. These terms all relate to the force that Muhammad commanded during his lifetime, which was instrumental in expanding Islamic territories and spreading the religion throughout the Arabian Peninsula and beyond. Each of these synonyms highlights the religious context of this early Islamic army, emphasizing its role in advancing the cause of Islam and defending the faith against its enemies.