Such a personality as Imam Musa…
Such a personality as Imam Musa ibne Ja’far al-Kadhim (A) – Mubarez, a fighter on the path of Allah, connected with Allah, who relied upon Allah, having friends all over the Islamic World, and having a plan for setting up an Islamic government and an Islamic system – was a great threat to the Harunid (Abbasid) government.