30 Preface ذٰلِكَ مَبلَغُهُم مِنَ العِلمِ ۚ إِنَّ رَبَّكَ هُوَ أَعلَمُ بِمَن ضَلَّ عَن سَبيلِهِ وَهُوَ أَعلَمُ بِمَنِ اهتَدىٰAli Quli QaraiThat is the ultimate reach of their knowledge. Indeed your Lord knows best those who stray from His way, and He knows best those who are [rightly] guided.