Musnad Abu Ya'la al-Mawsili 106:65

Muhammad ibn Bashar narrated to us, Abd al-Rahman narrated to us, Shu'bah narrated to us, from Abu Ishaq, from al-Bara', from the Prophet, may God bless him and grant him peace, with the like of it. Shu'bah said: I said to Abu Ishaq, "Did you hear it from al-Bara'?" He said, "No."