Hadith 10:1463
Abu Bakr narrated to us, he said: Abbad ibn al-Awwam narrated to us, from Yunus, from al-Hasan, regarding a man who says to his wife, "O sister," what is this? And they both die, except for one.
حدثنا أبو بكر قال نا عباد بن العوام عن يونس عن الحسن في الرجل يقول لأمرأته يا أخيه ما هذا ويموتان إلا واحد