Synopsis The sole objective of this book "Prophet Muhammad and His Companions" is to focus on the life and mission of Prophet Muhammad (pbuh) and his sixties companions who devoted their life in protection and propagation of Islam. This book has been classified into two parts: first part deals with prophet's life and mission however second part throws light on the service of sixties devoted companions of the Prophet. Prophet Muhammad (pbuh) set a noble example and fully practised all that he taught to others. When his wife, 'Aishah, was asked by a companion about the Prophet's (pbuh) daily conduct, 'Aishah replied that the conduct of the Prophet was the Qur'an which is the guidance from Allah and Muhammad (pbuh) was given authority by Allah to interpret it. That is why his conduct was the exemplary of human conduct.