Musnad Ahmad 1819

It was narrated from Ibn "Abbas that the Prophet (ﷺ) seated Usamah bin Zaid behind him on his mount from Arafah until he came to Muzdalifah, and he seated al-Fadl bin "Abbas behind him on his mount from Muzdalifah until he carne to Mina. Ibn "Abbas said: And al-Fadl bin "Abbas told me that the Prophet (ﷺ) continued to recite the Talbiyah until he stoned the Jamrah.