Yahya related to me from Malik from Nafi that Abdullah ibn Umarused to say the taslim between the two rakas and the one raka of witrso that he could order something he needed. (DE)
App reference (DE): Book 7, Hadith 20 (DE)
USC-MSA web (English) reference: Book 7, Hadith 20 (DE)
Arabic reference (DE): Book 7, Hadith 274 (DE)