وَإِذْ آتَيْنَا مُوسَى الْكِتَابَ وَالْفُرْقَانَ لَعَلَّكُمْ تَهْتَدُونَ (53)
(2:53) Remember that (at that very time, when you were committing this gross iniquity) We gave Moses the Book and the criterion of right and wrong *69 so that you might be guided aright.
*69). 'Criterion' here means that understanding of religion which differentiates truth from falsehood, making each stand out distinctly.