Perhaps, [O Muhammad], you would kill yourself with grief that they will not be believers.
The Saheeh International Quran Translation
لَعَلَّكَ بَٰخِعٌ نَّفْسَكَ أَلَّا يَكُونُوا۟ مُؤْمِنِينَPerhaps, [O Muhammad], you would kill yourself with grief that they will not be believers.