Yahya related to me from Malik that Abu Jafar al-Qari said, "I was praying, and Abdullah ibn Umar was behind me and I was not aware of it. Then I turned round and he prodded me (in disapproval)
Hadith No. 394
Muwatta Malik
Gradings:
Salim al-Hilali:
Mauquf Sahih