Due to Twelve Caliphs (pbu th) [12 Shiites’ imams)
Shiites – and also Sunnis – believe that prophet Muhamad (pbuh&h) declared the survival and dignity of Islam until the Day of Judgment, due the twelve caliphs
Sunnis have been unable to introduce these people, but in Shiites’ teaching, these twelve divine caliphs have been known and specified.