Imam Muslim

Imam Muslim was Muslim ibn al-Hajjaj al-Qushayri al-Nisapuri, a hadith scholar of the third century AH. He came from the city of Nishapur, located in the Khurasan region, now in northeastern Iran. He is known for the collection and organization of hadith—reports of the sayings and actions transmitted from the Prophet Muhammad.

His most famous work is al-Musnad al-Sahih, commonly known as Sahih Muslim. Sunni Muslims regard it as one of the two highest-ranking hadith collections, alongside Sahih al-Bukhari. These two books are often referred to together as al-Sahihain.

Life and education

Muslim began studying hadith at a young age while living in Nishapur, and later undertook extensive travels to the scholarly centers of his time: Iraq, the Hijaz, the Levant, and Egypt. This practice of travel in search of hadith, known as al-rihla fi talab al-hadith, aimed to hear transmitters directly and verify the chain of transmission (isnad). Among his teachers were Ahmad ibn Hanbal and Ishaq ibn Rahawayh. He also met al-Bukhari, whose methods influenced his own work.

Sahih Muslim

The book contains hadith that Muslim included according to strict criteria regarding the reliability of transmitters and the integrity of the chain of transmission (isnad). A distinctive feature of his method is that he collected all the different routes (turuq) of a single hadith in one place, rather than separating them. He also provided an introduction (muqaddima) discussing the principles for accepting and rejecting transmitters, considered part of the foundational science known as mustalah al-hadith.

Scholarly assessments and comparison with al-Bukhari

Scholars have disagreed over which collection is more authentic. Many, particularly Eastern scholars, favored Sahih al-Bukhari, because Bukhari required that a transmitter had met his teacher, whereas Muslim allowed for the possibility of meeting and contemporaneity. Some scholars, including certain Western Islamic scholars, preferred Muslim's systematic method of presenting hadith. Many critiques have been written on the work; the most famous is that of al-Nawawi.