Question: who are shia according to quran?
Answer: Shia Islam or Shi'ism is one of the two main branches of Islam. It holds that the Islamic prophet Muhammad designated Ali ibn Abi Talib as his successor and the Imam (leader) after him, most notably at the event of Ghadir Khumm, but was prevented from the caliphate as a result of the incident of Saqifah.