Hadith 1197
Ikrimah said: Ibn Abbas was informed that so-and-so, a certain wife of the Prophet ﷺ, had died. He fell down prostrating himself. He was questioned: Why do you prostrate yourself this moment? He said: The Messenger of Allah ﷺ said: When you see a portent (an accident), prostrate yourselves. And which portent (accident) can be greater than the death of a wife of the Prophet ﷺ.
Hadith 2585
The tradition mentioned above has also been narrated by Anas bin Malik through a different chain of narrators. He mentioned similar words. Abu Dawud said “the strongest of these traditions is the one of Saeed bin Abu Al Hasan. The rest are weak.
Hadith 4623
Yahya bin Kathir al-Anbari said: Qurrah bin Khalid used to tell us: O young people! Do not think that al-Hasan denied predestination, for his opinion (i. e., belief) was sunnah and sight.