This book is divided into three parts. The first part confers his life in Mecca. It details his early life, his relationship with the Messenger of Allah, his conversion to Islam, and his persecution after his conversion. The second part of looks at his life in Medina after migration. It sheds light upon his contribution to Medina. He played an active role in the military expedition with the Prophet (S.A.S). The third and final part is about the Caliphate, which lasted two years. Within a short span of two years, he unified the Muslims and expanded Islam to the furthest lands.