Abu Abdullah Muhammad ibn Idris ibn al-Abbas ibn Uthman ibn Shafi'i al-Qurashi

Muhammad ibn Idris ash-Shafi'i was born in Gaza, Palestine, in 767 CE (150 AH) — the same year Imam Abu Hanifa died. Orphaned young, he was raised in Mekke by his mother under difficult financial circumstances. Despite poverty, he displayed extraordinary intellectual gifts, memorizing Kur'an-i Kerim by age seven and Imam Malik's Al-Muwatta by age ten. He traveled to Medine to study directly under Imam Malik, becoming one of his most distinguished students.

Ash-Shafi'i's unique intellectual position was shaped by his training in two distinct legal traditions. Having studied under Imam Malik in Medine, he absorbed the hadith-focused methodology of the Madinan school. He then traveled to Iraq, where he studied the works and methodology of Imam Abu Hanifa's students, immersing himself in the reason-based approach of the Iraqi school. This dual education enabled him to synthesize both approaches into a new, more systematic methodology that addressed the strengths and limitations of each.

His greatest intellectual achievement was Ar-Risalah (The Treatise), the first systematic work on usul al-fiqh — the principles and methodology of Islamic jurisprudence. Before ash-Shafi'i, scholars derived law from Kur'an-i Kerim and Sunnah through individual expertise and tradition, but no one had articulated the underlying methodology as a formal discipline. Ar-Risalah established the hierarchy of legal sources (Kur'an, Sunnah, consensus, analogical reasoning), defined the rules for interpreting texts, and created a framework that all subsequent legal theory built upon. He died in Egypt in 820 CE (204 AH) and is buried in Cairo, where his shrine remains a site of reverence.