Lord of the heavens and the earth and that between them, if you would be certain.
The Saheeh International Quran Translation
رَبِّ ٱلسَّمَٰوَٰتِ وَٱلْأَرْضِ وَمَا بَيْنَهُمَآ إِن كُنتُم مُّوقِنِينَLord of the heavens and the earth and that between them, if you would be certain.