Musannaf Ibn Abi Shayba 13:2631

Abu Bakr narrated to us, he said: Ibn ‘Ulayyah narrated to us, from Ayyub, from Abu al-Zubayr, from Jabir, he said: The Messenger of Allah (may Allah bless him and grant him peace) forbade *al-muhaqalah* and *al-muzabanah*.