Quran 44:38 from Surah Ad-Dukhaan on Divine Marvels.
وَمَا خَلَقۡنَا ٱلسَّمَٰوَٰتِ وَٱلۡأَرۡضَ وَمَا بَيۡنَهُمَا لَٰعِبِينَ
English translation: And not We created the heavens and the earth and whatever (is) between them (in) play
Transliteration: wama khalaqna al-samawati wal-arda wama baynahuma la'ibina