Sunan Ibn Majah is one of the six canonical Hadith collections (Kutub al-Sittah) in Sunni Islam, compiled by Imam Abu Abd Allah Muhammad ibn Yazid Ibn Majah al-Qazwini (209-273 AH/824-887 CE). Born in Qazwin (modern Iran), he traveled extensively seeking knowledge in Iraq, the Hijaz, Syria, and Egypt. His collection contains approximately 4,341 Hadith organized into 37 books covering faith, purification, prayer, zakah, fasting, pilgrimage, marriage, business transactions, legal rulings, and other topics. Sunan Ibn Majah is distinguished among the six books for including some weaker narrations, as Imam Ibn Majah's criteria were slightly less rigorous than those of Bukhari, Muslim, or Nasa'i. However, it also contains many authentic Hadith not found in the other five collections, making it valuable for comprehensive Hadith study. Scholars have debated its inclusion among the six primary collections, with some early lists including Imam Malik's Muwatta instead. However, it was definitively included by later scholars due to its comprehensive coverage of legal topics. The work is particularly valued for its chapters on non-legal subjects like asceticism (zuhd) and interpretation of dreams. Imam Ibn Majah also wrote a Tafsir (Quranic commentary) and a history, though these are lost. For Muslims, Sunan Ibn Majah completes the six-book canon, providing access to traditions essential for understanding prophetic guidance across all aspects of life, while reminding scholars of the importance of critical evaluation.