Surah Ash-Shu'ara 26:3

لَعَلَّكَ بَـٰخِعٌ نَّفْسَكَ أَلَّا يَكُونُوا۟ مُؤْمِنِينَ

Perhaps, [O Muḥammad], you would kill yourself with grief that they will not be believers.

Translation: Saheeh International

Tafsir

Perhaps O Muhammad (s) you might kill yourself out of distress for the reason that they namely the people of Mecca will not become believers la‘alla here expresses sympathy in other words what is meant is ‘have pity on it your self by alleviating the burden of this distress’.

Excerpt from Tafsir al-Jalalayn, commentary on 26:3, via Quran.com. The reader has the full commentary and 9 more tafsirs.