Sunan Abi Dawud 1448
سنن أبي داود#1448Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، عَنْ عُبَيْدِ اللَّهِ، أَخْبَرَنَا نَافِعٌ، عَنِ ابْنِ عُمَرَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " اجْعَلُوا فِي بُيُوتِكُمْ مِنْ صَلاَتِكُمْ وَلاَ تَتَّخِذُوهَا قُبُورًا " .
Ibn 'Umar reported the Messenger of Allah (ﷺ) as saying:Some offer prayer in your houses; do not make them graves
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
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (432) Sahih Muslim (77)
In-book reference: 8:33