Jami` at-Tirmidhi 1902
جامع الترمذي#1902Sahihحَدَّثَنَا قُتَيْبَةُ، حَدَّثَنَا اللَّيْثُ بْنُ سَعْدٍ، عَنِ ابْنِ الْهَادِ، عَنْ سَعْدِ بْنِ إِبْرَاهِيمَ، عَنْ حُمَيْدِ بْنِ عَبْدِ الرَّحْمَنِ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " مِنَ الْكَبَائِرِ أَنْ يَشْتُمَ الرَّجُلُ وَالِدَيْهِ " . قَالُوا يَا رَسُولَ اللَّهِ وَهَلْ يَشْتُمُ الرَّجُلُ وَالِدَيْهِ قَالَ " نَعَمْ يَسُبُّ أَبَا الرَّجُلِ فَيَشْتُمُ أَبَاهُ وَيَشْتُمُ أُمَّهُ فَيَسُبُّ أُمَّهُ " . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ .
Abdullah bin 'Amr narrated that :the Messenger of Allah said: "It is among the greatest of sins that a man should curse his parents." They said: "O Messenger of Allah! Does a man curse his parents?" He said: "Yes. He verbally abuses the father of a man, who in turn, verbally abuses his father, and he (retaliates and) curses his mother , so he curses his mother
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:
In-book reference: 27:6