Nooh - 71:15

أَلَمْ تَرَوْا كَيْفَ خَلَقَ اللَّهُ سَبْعَ سَمَاوَاتٍ طِبَاقًا
[71:15]
Do you not see how Allah has created the seven heavens ,~ one above another,
"'See ye not how Allah has created the seven heavens one above another,
See ye not how Allah hath created seven heavens in harmony,