26:187
Ash-Shu'ara 187
Surah Ash-Shu'ara (الشعراء), verse 187 — reference 26:187. Arabic text with optional translation and free audio on Al-Qalam.
فَأَسْقِطْ عَلَيْنَا كِسَفًا مِّنَ ٱلسَّمَآءِ إِن كُنتَ مِنَ ٱلصَّـٰدِقِينَ
fa-asqiṭ ʿalaynā kisafan mina l-samāi in kunta mina l-ṣādiqīna
So cause to fall upon us fragments of the sky, if you should be of the truthful."