درباره زندگانی چهارده معصوم (ع) (14 1) ترجمه انگلیسی جلد 11
About Forty years of the life of Imam Ali Reza (a.s.) had passed and did not have a son. The Shias were showing restlessness and anxiety and praying to God to grant Imam (a.s.) a son who was being awaited, since they had heard from their previous Imams that the Ninth Imam is the son of the eighth Imam.