Hadith 10:471
Abu Bakr narrated to us, he said: Ibn ‘Ulayyah narrated to us, from Ayyub, from Abu Qilabah, he said: Iyas said: "Three [days of fasting or three poor people to feed]," and others said: "An expiation for an oath." And I hold that upon him is the expiation of *Zihar*.
حدثنا أبو بكر قال نا بن علية عن أيوب عن أبي قلابة قال قال اياس ثلاث وقال آخرون كفارة يمين وأنا أرى عليه كفارة الظهار