Sahih Bukhari

Narrated `Urwa:Usama was asked in my presence, ""How was the speed of (the camel of) Allah's Messenger (ﷺ) while departing from `Arafat during the Hajjatul Wada`?"" Usama replied, ""The Prophet (ﷺ) proceeded on with a modest pace, and when there was enough space he would (make his camel) go very fast