Shaykh Salih bin Muhammad Salih bin Muhammad Rifa'i al-Ja'fari as-Saadiqi al-Husayni, may Allah have mercy on him, was a descendant of the Prophet (peace and blessings be upon him). He was born in Dongola, a town in northern Sudan, in 1328 AH / 1910. He memorized the Quran and then traveled to Egypt to seek knowledge at Al-Azhar Mosque, where he studied under its shaykhs such as Shaykh Muhammad Bakhit al-Muti'i, Shaykh Abdul Hayy al-Kettani, Shaykh Muhammad Hassanain Makhlouf, and others. He was devoted to observing the proper etiquette of a seeker of knowledge. He was known for his exceptional intelligence and sharp intellect. He used to give a lesson at Al-Azhar after Friday prayers. He passed away in 1399 AH / 1979.