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Twelvers

Twelver Shia Islam has five Usul al-Din and ten Furu al-Din, i.e., the Shia Islamic beliefs and practices. The Twelver Shia Islam Usul al-Din, equivalent to a Shia Five Pillars, are all beliefs considered foundational to Islam, and thus classified a bit differently from those listed above. They are:

In addition to these five pillars, there are ten practices that Shia Muslims must perform, called the Ancillaries of the Faith (Arabic: furūʿ al-dīn).