Surah Ar-Ra'd (The Thunder), Verse 1

الٓمّٓرٰ تِلْكَ اٰیٰتُ الْكِتٰبِ وَالَّذِیْۤ اُنْزِلَ اِلَیْكَ مِنْ رَّبِّكَ الْحَقُّ وَلٰكِنَّ اَكْثَرَ النَّاسِ لَا یُؤْمِنُوْنَ ۟

Alif-Laaam-Meeem-Raa; tilka Aayaatul Kitaab; wallazee unzila ilaika mir Rabbikal haqqu wa laakinna aksaran naasi laa yu'minoon

“A. L. M. R. These are the signs (or verses) of the Book: that which hath been revealed unto thee from thy Lord is the Truth; but most men believe not.”

Quran 13:1 (Yusuf Ali Translation)