Why did Ibn 'Umar (ra) take an afternoon nap and return to Mina on the Day of Nahr (slaughtering), according to the reports of Prophet Muhammad (saw)?
 Narrated Nafi' that Ibn 'Umar (ra) performed only one Tawaf. He would take an afternoon nap and then return to Mina. That was on the day of Nahr (slaughtering).