Sunan an-Nasa'i 2046
سنن النسائي#2046Sahihأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، حَدَّثَنَا خَالِدُ بْنُ الْحَارِثِ، قَالَ حَدَّثَنَا شُعْبَةُ، عَنْ قَتَادَةَ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، عَنْ عَائِشَةَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ " لَعَنَ اللَّهُ قَوْمًا اتَّخَذُوا قُبُورَ أَنْبِيَائِهِمْ مَسَاجِدَ " .
It was narrated from Aishah that the Prophet said:"May Allah curse people who take the graves of their prophets as Masjids
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:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 21:229