The Disbelievers will someday wish that They had been Muslims Allah says:الَرَ تِلْكَ ايَاتُ الْكِتَابِ وَقُرْانٍ مُّبِينٍAlif-Lam-Ra.These are Ayat of the Book and a plain Qur'an. We have already discussed the letters which appear at the beginning of some Surahs.Allah said