Surah Al-Muzammil (The Wrapped One), Verse 18

ݹلسَّمَآءُ مُنْفَطِرٌ بِهٖ كَانَ وَعْدُهٗ مَفْعُوْلًا ۟

Assamaaa'u munfatirum bih; kaana wa'duhoo maf'oola

“Whereon the sky will be cleft asunder? His Promise needs must be accomplished.”

Quran 73:18 (Yusuf Ali Translation)