There are 45 ayaat in this Surah and it was revealed in Makkah. In a narration from the Holy Prophet (S) it is said that three doors of Jannah will be opened for the person who recites this Surah. He will be able to enter it through whichever door he pleases. In another narration it is said that the eight doors of Jannah will open to him and he will be permitted to enter through whichever he likes.

It is narrated that a person once came to Imam Ja’far as-Sadiq (a.s.) and complained that his daughter had a problem of getting severe migraine headaches all the time. The Imam (a.s.) placed his hand on her head and recited verse 42 of this Surah and she was cured.