Sura 1, AlFatiha, sura 113, AlFalaq, and Sura 114, AnNas, use 21 letters of the Arabic alphabet and, upon examination, we see Sura 1 uses 21 alphabet letters and 17 letters from the letters of sura 113 Sura 113 uses 21 alphabet letters and 17 letters from the letters of sura 1 Sura 1 uses 21 alphabet letters and 17 letters from the letters of sura 114 Sura 114 uses 21 alphabet letters and 17 letters from the letters of sura 1