Ghadir Khumm

Video: Why is Ghadir Khumm Important?

According to Shia belief, by declaring Hazrat Ali as Mawla after him, the Prophet Muhammad (peace be upon him and his family) transferred his own spiritual authority bestowed upon him by Allah to Hazrat Ali, making him — and all the Imams that follow — the Amirul Mu’minin, or Master of the Believers.