حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا مُحَمَّدُ بْنُ بِشْرٍ، عَنْ عُبَيْدِ اللَّهِ بْنِ عُمَرَ، حَدَّثَنِي سَعِيدُ بْنُ أَبِي سَعِيدٍ، عَنْ أَبِي سَلَمَةَ بْنِ عَبْدِ الرَّحْمَنِ، عَنْ عَائِشَةَ، قَالَتْ كَانَ لِرَسُولِ اللَّهِ ـ صلى الله عليه وسلم ـ حَصِيرٌ يُبْسَطُ بِالنَّهَارِ وَيَحْتَجِرُهُ بِاللَّيْلِ يُصَلِّي إِلَيْهِ ‏.‏

It wasnarrated that ‘Aishah said: “The Messenger of Allah had a reedmat that he would spread out during the day, and make into acompartment at night, towards which he would perform prayer.” Translation Not Available

Book Ref: Sunan Ibn Majah Book 5 Hadith 942
Web Ref:  Sunan Ibn Majah Vol 1 Book 5 Hadith 942