Sahih Bukhari Book: 55, Hadith: 2741

حَدَّثَنَا عَمْرُو بْنُ زُرَارَةَ، أَخْبَرَنَا إِسْمَاعِيلُ، عَنِ ابْنِ عَوْنٍ، عَنْ إِبْرَاهِيمَ، عَنِ الأَسْوَدِ، قَالَ ذَكَرُوا عِنْدَ عَائِشَةَ أَنَّ عَلِيًّا ـ رضى الله عنهما ـ كَانَ وَصِيًّا‏.‏ فَقَالَتْ مَتَى أَوْصَى إِلَيْهِ وَقَدْ كُنْتُ مُسْنِدَتَهُ إِلَى صَدْرِي ـ أَوْ قَالَتْ حَجْرِي ـ فَدَعَا بِالطَّسْتِ، فَلَقَدِ انْخَنَثَ فِي حَجْرِي، فَمَا شَعَرْتُ أَنَّهُ قَدْ مَاتَ، فَمَتَى أَوْصَى إِلَيْهِ Narrated Al-Aswad: In the presence of `Aisha some people mentioned that the Prophet had appointed `Ali by will as his successor. `Aisha said, “When did he appoint him by will? Verily when he died he was resting against my chest (or said: in my lap) and he asked for a wash-basin and then collapsed while in that state, and I could not even perceive that he had died, so when did he appoint him by will?” Chain : ‘Amr bin Zararah bin Waqid – Isma’il bin Ibrahim – Ibn ‘Aliya – ‘Abdullah bin ‘Awn bin Artaban – Ibrahim al-Nak...