The number 313 is associated with Shia Islam.
According to Shia beliefs, the number 313 represents the number of loyal companions who will accompany Muhammad al-Mahdi (the Redeemer) upon his return. As stated in the reference, "the numbers 313, is said by Shias to be the number of people that will accompany Muhammad al-Mahdi when he returns to the world." Therefore, the number 313 is significant within Shia Islam.
