No one has a right to declare that Shiism or Sunnism is false and heretical.
One of the major differences between Shia and Sunni traditions is about the role of leadership. When Prophet Muhammad (pbuh) was returning from his last pilgrimage, he gathered the caravan at an oasis called Ghadir Khumm and delivered a revelation, that as of this day he has delivered the complete guidance from God, the message of Islam is complete now.
That message was and is crystal clear; there is no misunderstanding about it. There is no more advisement from God, and nothing more needed to added to the religion, it’s done. However, the tag part of that message was understood in two different ways. Read the rest of this entry