Hadith 10:902
Abu Bakr narrated to us, he said: Hafs narrated to us, from Layth, from Zubayd, from the one who narrated to him, from Ali, who said: "Ila' (the oath of abstention) is only in anger."
حدثنا أبو بكر قال نا حفص عن ليث عن زبيد عمن حدثه عن علي قال إنما الإيلاء في الغضب