Yusuf - 12:1

بِسْمِ اللهِ الرَّحْمنِ الرَّحِيمِ الر تِلْكَ آيَاتُ الْكِتَابِ الْمُبِينِ
[12:1]
Alif Lam Ra. These are the verses of the Book that makes (things) manifest.
A.L.R. These are the symbols (or Verses) of the perspicuous Book.
Alif. Lam. Ra. These are verse of the Scripture that maketh plain.