The name of this Surah is composed of two words, Ha-Mim and As-Sajdah, which implies that it is a Surah which begins with Ha-Mim and in which a verse requiring the performance of sajdah (prostration) has occurred.
Period of Revelation
According to authentic Traditions, it was sent down after the affirmation of the Faith by Hadrat Hamzah and before the affirmation of the Faith by Hadrat Umar. Muhammad bin Ishaq, the earliest biographer of the Holy Prophet, has related on the authority of Muhammad bin Ka'b al-Qurzi, the famous follower of the Companions, that one day some of the Quraish chiefs were sitting in their assembly in the Masjid al-Haram, while in another corner of the Mosque there was the Holy Prophet sitting by himself. This was the time when Hadrat Hamzah had already embraced Islam and the people of the Quraish were feeling upset at the growing numbers of the Muslims. On this occasion, Utbah bin Rabi'ah (the father-in-law of Abu Sufyan) said to the Quraish chiefs: "Gent