It was narrated that Al-Qasim bin Muhammad (RA) said: ” I heard my paternal aunt say: ‘The Messenger of Allah (peace be upon him) said; “Whoever among you is appointed to a position of authority. If Allah wills good for him. He will give him a righteous minister who will remind him if he forgets and help him if he remembers.
Sunan an-Nasa’i, Vol. 5, Book 39, Hadith 56