👉 Muhammadanism is a religious and philosophical movement that originated in the Arabian Peninsula between the 8th and 13th centuries. It was founded by Muhammad, the Prophet of Islam, who lived during the time when it became prevalent throughout Arabia. The core beliefs of Muhammadism include: 1. The belief in one God: Muhammad believed in one God, known as Allah or Allah (God). 2. The belief in a single prophet: Muhammad is considered to be the last messenger sent by