Sunan Abi Dawud 2150
سنن أبي داود#2150Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا أَبُو عَوَانَةَ، عَنِ الأَعْمَشِ، عَنْ أَبِي وَائِلٍ، عَنِ ابْنِ مَسْعُودٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لاَ تُبَاشِرُ الْمَرْأَةُ الْمَرْأَةَ لِتَنْعَتَهَا لِزَوْجِهَا كَأَنَّمَا يَنْظُرُ إِلَيْهَا " .
Ibn Masu’d reported the Apostle of Allaah(ﷺ) as saying “ A woman should not rub her body directly with the body of another woman so that she describes it to her husband as if he were looking at her.”
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:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Zubair Ali ZaiSahih Bukhari (5241)
In-book reference: 12:105