Sixth Pillar of Islam as the sixth pillar of Islam. These are varying beliefs and most Sunni Muslims believe that exactly five pillars constitute valid Islam, but there is sufficient speculation between the duty to do good (see above), jihad and khums as to which, if any, moral ethic could or should be acknowledged as the sixth pillar of Islam. Sixth Pillar of Islam Shi'a Islam tends to incorporate the sixth pillar of Islam, referring to an addition to the universally held five pillars of Islam. In his book on Islam, walid rafas says that in earlier times, many Muslims believed that there were
Muslim conquest of Persia were Sunni Muslims, though today Iran is known as a stronghold of the Shi'a Muslim faith, recognizing Islam as their religion and the prophet's son in law, Ali as an enduring symbol of justice. According to Amoretti in Cambridge History of Islam, the Arab conquerors brought with them a new religion and a new language, but they did not use force to spread it. While giving freedom of choice, however, the Arab conquerors designated privileges for those who converted. During the Rashidun Caliphate, the official language of Persia (including Mesopotamia) remained Middle Persian (Pahlavi), just as the official languages of