Musannaf Ibn Abi Shayba 27:525

Abu Mu'awiyah narrated to us, from Hisham ibn Urwah, from Muhammad ibn al-Munkadir, from Jabir ibn Abdullah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "Al-Zubayr is my paternal cousin and my disciple (hawari) from my nation."