Sahih Muslim Book 020, Hadith Number 4525.

Chapter : Obedience to the ruler is forbidden in matters sinful, but is otherwise obligatory.

It has been narrated on the authority of Abu Dharr who said: My friend (i.e. the Holy Prophet) advised me to listen (to the man in position of authority) and obey (him) even if he were a slave maimed (and disabled).

Related Hadith(s)