Yahya related to me from Malik from Yahya ibn Said that a mangreeted Abdullah ibn Umar. He said, "Peace be upon you and the mercyof Allah and his barakat, on and on." Abdullah ibn Umar said to him,"And on you, a thousand times," as if he disliked that.
USC-MSA web (English) reference: Book 53, Hadith 7
Arabic reference: Book 53, Hadith 1765