Hadith of warning 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 them publicly. In the fourth year of Islam, when Muhammad was commanded to invite his closer relatives to come to Islam he gathered the Banu Hashim clan in a ceremony.
Introduction to the Science of Hadith authored an abridgement: The following have set "Introduction" to verse, adding some content in the process: The numerous editions of the "Introduction" in its original Arabic include two of the more reliable: The "Introduction" has been translated into English and published as "An Introduction to the Science of Hadith", by Eerik Dickinson, as part of the Great Books of Islamic Civilization series. The translator has provided a biography of Ibn al-Ṣalāḥ derived from numerous sources, in addition to copious footnotes throughout. It is published by Garnet Publishing Limited, Reading, 2006, 356 pgs. Introduction to the Science of Hadith (Ibn al-Ṣalāḥ's)