The Ghadīr Khumm was a gathering of Muslims to attend a sermon delivered by the Islamic prophet Muhammad on 16 March 632 CE. The gathering is said to have taken place by the ghadir in the wadi of Khum
The Investiture of Ali at Ghadir Khumm in the fourteenth-century Ilkhanid copy of Chronology of Ancient Nations, illustrated by Ibn al-Kutbi
Ali publicly referred to the Ghadir Khumm during his caliphate, here he is shown receiving the pledge of allegiance in a manuscript by the Ottoman Sufi writer and poet Lami'i, late sixteenth century
Modern Shia artwork depicting the Ghadir Khumm, sourced from the website of Iran's leader, Ali Khamenei
The verse of walaya is verse 5:55 of the Quran, the central religious text of Islam. This verse specifies three authorities as the only sources of walaya for Muslims. In Sunni Islam, walaya in this co
Memorial stone of the Shia imam Ali al-Rida, on display in the Razavi museum, Mashhad, Iran. The stone was carved by Abd-Allah ibn Ahmad in the Seljuk era. The verse of walaya is engraved on its margins.