Surah Fussilat, Verse 12

فَقَضَىٰهُنَّ سَبۡعَ سَمَٰوَاتٖ فِي يَوۡمَيۡنِ وَأَوۡحَىٰ فِي كُلِّ سَمَآءٍ أَمۡرَهَاۚ وَزَيَّنَّا ٱلسَّمَآءَ ٱلدُّنۡيَا بِمَصَٰبِيحَ وَحِفۡظٗاۚ ذَٰلِكَ تَقۡدِيرُ ٱلۡعَزِيزِ ٱلۡعَلِيمِ١٢

faqaḍāhunna sabʿa samāwātin fī yawmayni wa-awḥā fī kulli samāin amrahā wazayyannā l-samāa l-dun'yā bimaṣābīḥa waḥif'ẓan dhālika taqdīru l-ʿazīzi l-ʿalīmi

And He completed them as seven heavens within two days and inspired [i.e., made known] in each heaven its command. And We adorned the nearest heaven with lamps [i.e., stars, for beauty] and as protection. That is the determination of the Exalted in Might, the Knowing.