This is a ‘makki’ Surah and it has 59 ayaat. It is narrated from the Holy Prophet (S) that if this Surah is recited at night, then seventy thousand angels pray to Allah (S.w.T.) to forgive the sins of the reciter. If recited on Thursday nights, all sins are forgiven and houses are built for the reciter in Jannah. The reward for reciting each letter of this Surah is equal to that of freeing a thousand slaves for seeking the pleasure of Allah (S.w.T.). Imam Muhammad al-Baqir (a.s.) said that whoe