Sunan Ibn Majah 1323
سنن ابن ماجه#1323Da'ifحَدَّثَنَا عَبْدُ اللَّهِ بْنُ مُحَمَّدِ بْنِ رُمْحٍ، أَنْبَأَنَا ابْنُ وَهْبٍ، عَنْ عِيَاضِ بْنِ عَبْدِ اللَّهِ، عَنْ مَخْرَمَةَ بْنِ سُلَيْمَانَ، عَنْ كُرَيْبٍ، مَوْلَى ابْنِ عَبَّاسٍ عَنْ أُمِّ هَانِئٍ بِنْتِ أَبِي طَالِبٍ، أَنَّ رَسُولَ اللَّهِ ـ صلى الله عليه وسلم ـ يَوْمَ الْفَتْحِ صَلَّى سُبْحَةَ الضُّحَى ثَمَانِيَ رَكَعَاتٍ سَلَّمَ مِنْ كُلِّ رَكْعَتَيْنِ .
It was narrated from Umm Hani’ bint Abu Talib that on the day of the Conquest (of Makkah) the Messenger of Allah (ﷺ) prayed voluntary Duha with eight Rak’ah, saying the Salam after each two Rak’ah
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 5:521