Hadith 8:2265
Abu Bakr narrated to us, he said: Hafs narrated to us, from Layth, from 'Ata' and Tawus, they both said: 'Umar used to turn back whoever departed and his last act was not at the House (the Ka'bah).
حدثنا أبو بكر قال حدثنا حفص عن ليث عن عطاء وطاوس قالا كان عمر يرد من خرج ولم يكن آخر عهده بالبيت