وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ هِشَامِ بْنِ عُرْوَةَ، أَنَّ أَبَاهُ، كَانَ إِذَا طَافَ بِالْبَيْتِ يَسْتَلِمُ الأَرْكَانَ كُلَّهَا وَكَانَ لاَ يَدَعُ الْيَمَانِيَ إِلاَّ أَنْ يُغْلَبَ عَلَيْهِ ‏.‏

Yahya related to me from Malik from Hisham ibn Urwa that hisfather used to salute all the corners when he did tawaf of the Houseand did not omit the Yamani corner unless he was prevented from it. Translation Not Available

Book Ref: Muwatta Imam Malik Book 20 Hadith 818
Web Ref:  Muwatta Imam Malik Book 20 Hadith 115