Ubaida bin 'Amr al-Salamani عبيدة بن عمرو · The Book of Divorce

"While Abu Hurairah and I were with Ibn 'Abbas, a woman came and said that her husband had died while she was pregnant, then she had given birth less than four months after the day he died. Ibn 'Abbas said: '(You have to wait) for the longer of the two periods.'" Abu Salamah said: "A man from among the Companions of the Prophet told me that Subai'ah Al-Aslamiyyah came to the Messenger of Allah and said that her husband died…