Sahih Muslim Book: 7, Hadith: 1823

وَحَدَّثَنِي عُبَيْدُ اللَّهِ بْنُ مُعَاذٍ، حَدَّثَنَا أَبِي، حَدَّثَنَا شُعْبَةُ، بِهَذَا الإِسْنَادِ ‏.‏ نَحْوَهُ وَلَمْ يَذْكُرْ إِنَّمَا شَكَّ شُعْبَةُ ‏.‏ وَمَا بَعْدَهُ ‏.‏ Ibn ‘Abbas reported:I spent a night with my material aunt (sister of my mother) Maimuna. The Apostle of Allah (may peace be upon him) got up during the night and relieved himself, then washed his face and hands and went to sleep. He then got up again, and came to the water skin and loosened its straps, then performed good ablution between the two extremes. He then stood up and observed prayer. I also stood up and stretched my body fearing that he might be under the impression that I was there to find out (what he did at night). So I also performed ablution and stood up to pray, but I stood on his left. He took hold of my hand and made me go round to his right side. The Messenger of Allah (may peace be upon him) completed thirteen rak’abs of his night prayer. He then lay down and slept and snored (an...