Yahya related to me from Malik that Nafi said, "They say thatUmar ibn al-Khattab used to send men out to bring people in frombeyond al-Aqaba." (RU)
USC-MSA web (English) reference: Book 20, Hadith 217 (RU)
Arabic reference (RU): Book 20, Hadith 914 (RU)