Musnad Abu Ya'la al-Mawsili 115:28

Hadaba narrated to us, Hammam narrated to us, Qatada narrated to us, from Anas, that the Messenger of Allah (peace be upon him) passed by a man driving a sacrificial camel. He said, "Ride it." The man said, "It is a sacrificial camel." He said, "Ride it, woe to you."