Importance of An-Nur

سُورَةٌ أَنزَلْنَٰهَا وَفَرَضْنَٰهَا وَأَنزَلْنَا فِيهَآ ءَايَٰتٍۭ بَيِّنَٰتٍۢ لَّعَلَّكُمْ تَذَكَّرُونَ

A sura which We have sent down and which We have ordained in it have We sent down Clear Signs, in order that ye may receive admonition.