72:8
وَأَنَّا لَمَسْنَا ٱلسَّمَآءَ فَوَجَدْنَٰهَا مُلِئَتْ حَرَسًۭا شَدِيدًۭا وَشُهُبًۭا
Wa annaa lamasnas sa maaa'a fa wajadnaahaa muli'at harasan shadeedanw wa shuhubaa
'And we pried into the secrets of heaven; but we found it filled with stern guards and flaming fires.