When in 164 AH he came to Medina and heard about the great...

When in 164 AH he came to Medina and heard about the great reputation of the Imam, he could not resist his jealousy and the spark of his ancestral malice against the Ahlu ‘l-Bayt was rekindled. He somehow managed to take the Imam along with him to Baghdad and got him imprisoned there. But after a year he realized his mistake and released the Imam from jail. al-Mahdi was succeeded by al-Hadi who lived only for a year.

Now, in 170 AH, the most cruel and tyrannical king Harun ar-Rashid appeared at the head of the ‘Abbasid Empire. It was during his reign that the Holy Imam…