This book is seventh of fourteen series of comprehensive biographies about epic lives of the Holy Prophet Muhammad (SAW) and his Holy Progeny (AS) who were divinely appointed spiritual leaders to guide the mankind. The Holy Qur'an has explicitly witnessed to the Ahl al-Bayt's (AS) cleanliness from all sorts of impurities and the Holy Prophet (SAW) has explained that they are equivalent to the Holy Qur'an. They are flags and signs that God has placed in this world for righteous guidance of his servants. The path of these exalted personalities is a real signboard of announcing the history of Islamic prophethood and its victorious path. This book deals with research about precious life of the Splitter of Knowledge and resources of divine sciences─Imam Muhammad al-Baqir (AS), who insured the Islamic nation against all sort of alien, poisonous, intellectual deviations, and presented it characteristics of his pioneer divine assignment in a comprehensive manner.