As part of their Islam religion Muslims have 5 duties they must perform, called the Five Pillars of Faith

1. Shahada (affirmation)

   The duty to recite the creed:
   "There is nothing worthy of worship save Allah, and Muhammad is the Messenger of God"

2. Salat (prayer)

   The duty to worship the One God in prayer five times each day

3. Zakat (almsgiving)

   The duty to distribute alms and to help the needy

4. Siyam (fasting)

   The duty to keep the Fast of Ramadan

5. Hajj (pilgrimage)

   The duty to make the pilgrimage to Mecca at least once in a lifetime