أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنِ ابْنِ شِهَابٍ، عَنْ سَالِمٍ، عَنْ أَبِيهِ، قَالَ لَمْ أَرَ رَسُولَ اللَّهِ صلى الله عليه وسلم يَمْسَحُ مِنَ الْبَيْتِ إِلاَّ الرُّكْنَيْنِ الْيَمَانِيَيْنِ ‏.‏

It was narrated from Salim that his father said: "I did not see the Messenger of Allah touching any part of the House except the two Yemeni Corners." Translation Not Available

Book Ref: Sunan An Nisai Book 24 Hadith 2949
Web Ref:  Sunan An Nisai Vol 3 Book 24 Hadith 2952