So, early in the morning, he personally went to the Imam...

So, early in the morning, he personally went to the Imam (as) and ordered the physicians – mostly Christian and Jewish – not to leave the Imam (as) and summoned the supreme judge and ordered him to bring ten well-known scholars to remain constantly in his company. He did all this in order to conceal from people the poison he had given him and to pretend to the people that his Holiness (as) had died a natural death.

They were continually in and around the Imam (as)'s house until a few days after the beginning of Rabi al-Awwal, 260/January, 874, when the tyrannized Holy Imam (as) gave up his carnal body and joined the Eternal Abode of Allah at the age of 29. Thereupon, the caliph launched a thorough search for the Imam (as)'s son, having heard that his son would one day dominate the entire world and overthrow the wrongdoers and false-minded.

This search continued for two years.[^2] The inquiry and searching was the outcome of the fear nested in the heart of the Abbasid Mu‘tasim and the caliphs before and after…