Sahih Muslim
Sahih Muslim 161 e
The beginning of the revelation to the messenger of Allah (saws)
Arabic hadith text
حَدَّثَنَا مُحَمَّدُ بْنُ الْمُثَنَّى، حَدَّثَنَا عُثْمَانُ بْنُ عُمَرَ، أَخْبَرَنَا عَلِيُّ بْنُ الْمُبَارَكِ، عَنْ يَحْيَى بْنِ أَبِي كَثِيرٍ، بِهَذَا الإِسْنَادِ وَقَالَ " فَإِذَا هُوَ جَالِسٌ عَلَى عَرْشٍ بَيْنَ السَّمَاءِ وَالأَرْضِ
Translation
Yahya b Abi Kathir has reported this hadith with the same chain of transmitters and narrated
And there he was sitting on the Throne between the heaven and the earth.