1 Preface الر ۚ كِتابٌ أُحكِمَت آياتُهُ ثُمَّ فُصِّلَت مِن لَدُن حَكيمٍ خَبيرٍYusuf AliA. L. R.1 (This is) a Book, with verses basic or fundamental2 (of established meaning), further explained in detail,- from One Who is Wise and Wellacquainted (with all things):For the meaning of these Letters, see Introduction to S. 10.See n. 347 to 3:7. Every basic principle is included in God’s Revelation, and it is further illustrated and explained in detail.