Patience is one of the Ninety-nine Names of Divine Attributes mentioned in the Koran. It is one of the most frequently mentioned Attributes in the Koran.
It is said that patience is half of faith. Patience is a spiritual state. It is a real accomplishment and one that is not easy to attain.
— James Fadiman, Robert Frager, Essential Sufism by James Fadiman, editor, Robert Frager, editor