Musannaf Ibn Abi Shaybah 19349 — If he says: you are to me like my

Al-Hasan (may Allah have mercy on him) and Ibrahim (may Allah have mercy on him) said: If a man says to his wife, "If I come to you, you are to me like my mother's back," then if he comes to her within the four months, it is zihar and it has become binding on him; and if he does not come to her, it is ila', and the woman becomes separated from him by one divorce.