Sunan Abi Dawud 4906
سنن أبي داود#4906Hasanحَدَّثَنَا مُسْلِمُ بْنُ إِبْرَاهِيمَ، حَدَّثَنَا هِشَامٌ، حَدَّثَنَا قَتَادَةُ، عَنِ الْحَسَنِ، عَنْ سَمُرَةَ بْنِ جُنْدُبٍ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " لاَ تَلاَعَنُوا بِلَعْنَةِ اللَّهِ وَلاَ بِغَضَبِ اللَّهِ وَلاَ بِالنَّارِ " .
Narrated Samurah ibn Jundub: The Prophet (ﷺ) said: Do not invoke Allah's curse, Allah's anger, or Hell
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-AlbaniHasan
Muhammad Muhyi Al-Din Abdul HamidHasan
Shuaib Al ArnautHasan Lighairihi
Zubair Ali ZaiDaif
In-book reference: 43:134