Name: Ali bin Musa (a.s.) Mother: Al Khayzran
Kunniyat (Patronymic): Abu al-Hasan
Laqab (Title): Al-Rida
Birth: He was born at Madina in 148 A.H.
Martyrdom: He was poisoned in the year 203 A.H. and is buried in the Khurasan district of Iran.
Imam Ali bin Mousa al-reza (PBUH), the eighth Imam of Shiites , is of the progeny of Prophet Muhammad (PBUH&HP) and his eighth successor. At age 35 he became the leader of the Islamic union. His life was contemporary to the Abbasid reign and therefore, he suffered great difficulties made by the Abbasids. Finally, he was martyred by Ma"moon (the contemporary Abbasid Caliph) at the age of 55.
His name, title and honorary name
His name is Ali, his title is Abu al-Hassan, and his most famous honorary name is reza, meaning Satisfaction.
According to his son, Imam Muhammad Taqi (PBUH), the ninth Imam, The glorious and mighty Lord named him reza because Allah was pleased with him in the heavens and the Prophet of Allah and the Imams of guidance were pleased with him on earth. Also, his friends and relatives and even his enemies were satisfied with him because of his great moral qualities
One of his famous titles is Alim Al Muhammad (scholar of Prophet"s progeny). His success in the different disputes with the scholars of various religions indicates his high knowledge. We will discuss some incidents in this article. This ability and superiority in knowledge is a proof for his Imamat, as it can be inferred from his sayings.