وَأَنَّا لَمَسْنَا ٱلسَّمَآءَ فَوَجَدْنَـٰهَا مُلِئَتْ حَرَسًا شَدِيدًا وَشُهُبًا ٨
And we have sought [to reach] the heaven but found it filled with powerful guards and burning flames.