THE HOLY Imam Muhammad al-Baqir is the Fifth Apostolic Imam. His epithet was Abu Ja`far and he was popularly titled "al-Baqir''. His mother was the daughter of Imam Hasan. Thus, he was the only Imam who was connected with Hadrat Fatimatu 'z-Zahra', both from his paternal and maternal sides. Imam Muhammad al-Baqir was brought up in the holy lop of his grandfather Imam Husayn, for three years. For thity-four years he was under the gracious patronage of his father, `Ali Zaynu 'l-`Abidin.