(Qaaf) 50 : 6
أَفَلَمْ يَنْظُرُوا إِلَى السَّمَاءِ فَوْقَهُمْ كَيْفَ بَنَيْنَاهَا وَزَيَّنَّاهَا وَمَا لَهَا مِنْ فُرُوجٍ
Haven’t they observed the heaven above them, how We have constructed it and adorned it? And it has not anything from flaws.
See explanation 31: 10; 37: 6-7; and 67: 3-5.