Mathematical miracle of Quran | Miracle of 19 in Quran | Bismillah is the first verse of Quran and it contains 19 letters. Arabic letters has gramatical value based on ancient system of abjad numerology. Different numerical pattern of this first verse is also a miltiple of 19.
please note that some people consider 786 as a sacred number. but it is just a number which means nothing in islam and one cannot relate it as a simbol of islam. The reason is some other word may be with a bad meaning can also have a sum of 786.