Dalil
العربية

Quran Al-Haqqah 69:16

وَٱنشَقَّتِ ٱلسَّمَآءُ فَهِيَ يَوۡمَئِذٖ وَاهِيَةٞ

Translation

And the heaven will split [open], for that Day it is infirm.