ßÊÇÈ : Hadeeth No:1696 : Nafi: That Ubaidullah bin 'Abdullah and Salim bin 'Abdullah informed him that they told Ibn 'Umar when Ibn Az-Zubair was attacked by the army, saying "There is no harm for you if you did not perform Hajj this year. We are afraid that you may be prevented from reaching the Kaba." ...

ßÊÇÈ : Hadeeth No:3595 : 'Urwa: As above (Hadith 195)....