What was the most notable thing that 'Ubaid b. Juraij noticed about 'Abdullah b. 'Umar b. al-Khattab (Allah be pleased with them) during his twelve Hajjs and 'Umras?
 'Ubaid b. Juraij reported:                      I remained in the company of 'Abdullah b. 'Umar b. al-Khattab (Allah be pleased with them) its twelve Hajjs and 'Umras and I said to him: I saw four characteristics (peculiar in you), and the rest of the hadith is the same except the case of Talbiya. There he offered the narration given by al-Maqburi and he stated the facts excepting the one given above.