Quran Al-Anbya 21:56
قَالَ بَل رَّبُّكُمۡ رَبُّ ٱلسَّمَٰوَٰتِ وَٱلۡأَرۡضِ ٱلَّذِي فَطَرَهُنَّ وَأَنَا۠ عَلَىٰ ذَٰلِكُم مِّنَ ٱلشَّٰهِدِينَ
Translation
He said, "[No], rather, your Lord is the Lord of the heavens and the earth who created them, and I, to that, am of those who testify.