Sahih Muslim Book 7, Hadith Number 3053.

Chapter : It is permissible to ride the sacrificial animal (camel) for one who is in need of it.

Abu Zubair reported: I asked Jabir (Allah be pleased with him) about riding on the sacrificial animal, to which he replied: I heard Allah’s Apostle (may peace be upon him) as saying: Ride on them gently until you find another mount.