Surah Al-A'raf 7:54

إِنَّ رَبَّكُمُ ٱللَّهُ ٱلَّذِى خَلَقَ ٱلسَّمَـٰوَٰتِ وَٱلْأَرْضَ فِى سِتَّةِ أَيَّامٍ ثُمَّ ٱسْتَوَىٰ عَلَى ٱلْعَرْشِ يُغْشِى ٱلَّيْلَ ٱلنَّهَارَ يَطْلُبُهُۥ حَثِيثًا وَٱلشَّمْسَ وَٱلْقَمَرَ وَٱلنُّجُومَ مُسَخَّرَٰتٍۭ بِأَمْرِهِۦٓ ۗ أَلَا لَهُ ٱلْخَلْقُ وَٱلْأَمْرُ ۗ تَبَارَكَ ٱللَّهُ رَبُّ ٱلْعَـٰلَمِينَ

Indeed, your Lord is Allāh, who created the heavens and earth in six days and then established Himself above the Throne. He covers the night with the day, [another night] chasing it rapidly; and [He created] the sun, the moon, and the stars, subjected by His command. Unquestionably, His is the creation and the command; blessed is Allāh, Lord of the worlds.

Translation: Saheeh International

Tafsir

Surely your Lord is God Who created the heavens and the earth in six days of the days of this world that is to say in the equivalent thereof since there was no sun then. Had He willed He could have created them in an instant; …

Excerpt from Tafsir al-Jalalayn, commentary on 7:54, via Quran.com. The reader has the full commentary and 9 more tafsirs.