Whoever reads a letter from the Book of Allâh, he will have a reward. And that reward will be multiplied by ten. I am not saying that "Alif, Lâm, Mîm" is a letter, rather I am saying that "Alif" is a letter, "lâm" is a letter, and "mîm" is a letter. [Sunan At-Tirmidhi]