1-Event of al-Ghadir.2-Key Points.3-References.4-Hadith al-Ghadir.4.1-Direct Quotations.4.2-Indirect Quotations.4.3-Narrators of Hadith al-Ghadir.5-Research Sources for References of the al-Ghadir Sermon.5.1-Criticisms about the References.5.1.1-Weakness of the References.5.1.2-Criticism about the Authenticity.6-Indication.6.1-Sunni Viewpoint.6.2-Shi'a Viewpoint.6.3-Evidences for Shi'a Justification.6.3.1-In the Text.6.3.2-Situational Evidences.7-References to the al-Ghadir Sermon.7.1-Shi'a Books.7.2-Sunni Books.8-See also.9-Notes.10-References.