فَلَعَلَّكَ بَٰخِعٞ نَّفۡسَكَ عَلَىٰٓ ءَاثَٰرِهِمۡ إِن لَّمۡ يُؤۡمِنُواْ بِهَٰذَا ٱلۡحَدِيثِ أَسَفًا
Yet, it may be that you will consume yourself of sorrow over their tracks (i.e., their tracks or footprints when they turn away) in case they do not believe in this discourse
Author: Muhammad Mahmoud Ghali