Sunni Islam - Wikipedia
https://en.wikipedia.org/wiki/Sunni_IslamA well-known Hadith, which is to be interpreted as Vaticinium ex eventu, says that the Muslim Umma will split into 73 sects, only one of which will be saved. The Sunnis have the idea that they are this “saved sect” (“firqa nā niya”). For example, Abu Mansur al-Baghdadi (d. 1037) explains at the beginning of his heresiographical work al-Farq baina l-firaq ("The difference between the sects" ) that there are 20 Rafiditic, 20 Kharijite, 20 Qadaritic, 3 Murjiite, 3 Nadjāritic, 3 karramitic and furthe…