Al-Baqarah 2:29

Huwa allathee khalaqa lakum mafee al-ardi jameeAAan thumma istawa ila assama-ifasawwahunna sabAAa samawatin wahuwa bikullishay-in AAaleem

It is He who created for you all of that which is on the earth. Then He directed Himself to the heaven, [His being above all creation], and made them seven heavens, and He is Knowing of all things.

It is He who created for you all that the earth contains; then He turned to the heavens and made them seven skies - and He is the knower of all things.