Sunan Ibn Majah 2182
سنن ابن ماجه#2182Sahihحَدَّثَنَا أَحْمَدُ بْنُ عَبْدَةَ، وَأَحْمَدُ بْنُ الْمِقْدَامِ، قَالاَ حَدَّثَنَا حَمَّادُ بْنُ زَيْدٍ، عَنْ جَمِيلِ بْنِ مُرَّةَ، عَنْ أَبِي الْوَضِيءِ، عَنْ أَبِي بَرْزَةَ الأَسْلَمِيِّ، قَالَ قَالَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ " الْبَيِّعَانِ بِالْخِيَارِ مَا لَمْ يَتَفَرَّقَا " .
It was narrated from Abu Barzah Al-Aslami that the Messenger of Allah (ﷺ) said:”The two parties to a transaction have the choice (of annulling it) so long as they have not yet parted
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: 12:46