Yahya related to me from Malik from Nafi from Abdullah ibn Umarthat Umar ibn al-Khattab said, "No-one doing hajj should spend thenights of Mina beyond al-Aqaba." (IT)
USC-MSA web (English) reference: Book 20, Hadith 218 (IT)
Arabic reference (IT): Book 20, Hadith 915 (IT)