Sunan an-Nasa'i, Hadith 3202 ⓘ
Narrated 'Aishah: It was narrated that 'Aishah, may Allah be pleased with her, said: "The Messenger of Allah gave his wives the choice (of staying with him) was it divorce?"
أَخْبَرَنَا بِشْرُ بْنُ خَالِدٍ الْعَسْكَرِيُّ، قَالَ حَدَّثَنَا غُنْدَرٌ، قَالَ حَدَّثَنَا شُعْبَةُ، عَنْ سُلَيْمَانَ، قَالَ سَمِعْتُ أَبَا الضُّحَى، عَنْ مَسْرُوقٍ، عَنْ عَائِشَةَ، رضى الله عنها قَالَتْ قَدْ خَيَّرَ رَسُولُ اللَّهِ صلى الله عليه وسلم نِسَاءَهُ أَوَكَانَ طَلاَقًا .
also referenced under: Book 26, Hadith 7 (In-Book) & Volume 4, Book 26, Hadith 3204 (DarusSalam)