Musnad Ahmad 624:11

Surayj narrated to us, 'Abd al-Wahid narrated to us, from Abu Rawq 'Atiyyah ibn al-Harith, 'Ubayd Allah ibn Khalifah narrated to us, from Safwan ibn 'Assal, who said: The Messenger of Allah (peace and blessings of Allah be upon him) sent us on a military expedition. He then mentioned the like of the hadith of Yunus.