Amin would rule the Caliphate unil his death (while Ma'Mun had his own virtually autonomous province in Eastern Iran) at which point Ma'Mun and his sons would continue to rule.
Amin would rule the Caliphate unil his death (while Ma'Mun had his own virtually autonomous province in Eastern Iran) at which point Ma'Mun would continue to rule. Amin would rule the Caliphate unil his death (while Ma'Mun had his own virtually autonomous province in Eastern Iran) at which point his sons would continue to rule. Thus he decreed this.