2:616: 'Ubaidullah bin 'Abdullah: Ibn Abbas' said, Usama rode behind Allah's Apostle from 'Arafat to ...
Narrated 'Ubaidullah bin 'Abdullah:
Ibn Abbas' said, "Usama rode behind Allah's Apostle from 'Arafat to Al-Muzdalifa; and then Al-Fadl rode behind Allah's Apostle from Al-Muzdalifa to Mina." Ibn Abbas added, "Both of them said, 'The Prophet kept on reciting Talbiya till he did the Rami of Jamrat-al-'Aqaba.' "