surah Qaf

Sūrat Qaf (Arabic: سورة ق‎, "The Letter Qāf") is the 50th sura of the Qur'an with 45 ayat. The sura that opens with the single discrete Arabic letter QĀF.

The name of the sura is taken from the letter Qaf at the beginning of the first verse. This sura is associated with Mount Qaf (Kafdag or Cafcuh) in mystical tafsir. According to the traditions of Mount Qaf, it is the name of a mountain from the green emerald surrounding the Earth, and Allah is swearing in the name of this mountain and the Qur'an at the beginning of the sura.