53 Preface وَإِذ آتَينا موسَى الكِتابَ وَالفُرقانَ لَعَلَّكُم تَهتَدونَAli Quli QaraiAnd when We gave Moses the Book and the Criterion1 so that you might be guided. That is, that by means of which truth and falsehood are distinguished from each other (cf. 21:48). Elsewhere (3:4; 25:1) the Qurʾān is also called al-Furqān.