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 Makkah by his mother under difficult financial circumstances. Despite poverty, he displayed extraordinary intellectual gifts, memorizing the Quran by age seven and Imam Malik's Al-Muwatta by age ten. He traveled to Madinah 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 Madinah, 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 the Quran 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 (Quran, 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.