Hadith of warning Richard Burton writes about the banquet in his 1898 book, saying, "It won for [Muhammad] a proselyte worth a thousand sabers in the person of Ali, son of Abu Talib." Hadith of warning The Hadith of Warning or Yawm al-Inzar (), also known as Invitation of the close families of Muhammad (دعوة ذو العشیرة - Da‘wat dhul-‘Ashīrah) is an event that took place in the fourth year of Islam. Shias use this hadith to prove Ali ibn Abi Talib's claim as the rightful successor to Muhammad. Muhammad invited people to Islam in secret for three years before he started inviting
Introduction to the Science of Hadith chapters, each covering a hadith related issue. The first 33 chapters describe the various technical terms of hadith terminology which describe the conditions of a hadith's authenticity, or acceptability as a basis for Islamic jurisprudence. The following chapters relate to the "isnād", or chain of narration. Next are a series of chapters pertaining to the etiquette to be observed by hadith scholars and manners of transcription. The last chapters describe various issues relating to the narrators of hadith including naming conventions. Ibn al-Ṣalāḥ began the "Introduction" as a series of lectures he dictated to his students in Damascus ending in