I never saw the Messenger of Allah ﷺ touch any part of the House except the two Yemeni corners.
حدثنا أبو الوليد الطيالسي حدثنا ليث عن ابن شهاب عن سالم
لم أر رسول الله ﷺ يمسح من البيت إلا الركنين اليمانيين
Bukhari narrated it in the book of Hajj, chapter "Whoever did not touch anything but the two Yemeni corners," hadith no. 1609, from Walid Tayalisi. Muslim narrated it in the book of Hajj, chapter "The recommendation of touching the two Yemeni corners during tawaf, but not the other two corners," hadith no. 1267, through the hadith of Layth bin Saad, with the same chain.