Naturally, it was not possible to fulfil such a promise in view of the difference in the ages of the ruler and his heir apparent, in view of the constant possibility of assassination, and especially in view of what was indicated by al-'Imam al-Rida (A) when he said: “It is a matter that will not be accomplished” and his awareness that al-Ma'mun's moves were not motivated by any conviction that the right to rule should be returned to those worthy of it, but only out of necessity.
Maadui, n.k. na baadhi ya wakati kulitokea watu amabo kidhahiri walidai kuwa wamewaamini Mitume hiyo, lakini kwa kweli walikuwa ni wanafiki, yaani wakiwa pamoja na Mitume hudai kuwa wao wanawaamini Mitume, na wakiwa pamoja na makafiri hudai kuwa wako pamoja na makafiri, hivyo imani zao zilikuwa ni dhaifu, na walisababisha madhara zaidi katika dini ya Kiislamu kuliko hata hao makafiri, katika sehemu hii tutaendelea kutoa mifano na mienendo waliokuwa wakitumia watu kama hao.