Faqadaahunna sab'a samaawaatin fee yawmaini wa awhaa fee kulli samaaa'in amarahaa; wa zaiyannassa maaa'ad dunyaa bimasaabeeha wa hifzaa; zaalika taqdeerul 'Azeezil 'Aleem
So He ordained them seven heavens in two periods, and revealed in every heaven its affair; and We adorned the lower heaven with brilliant stars and (made it) to guard; that is the decree of the Mighty, the Knowing.