Sahih Bukhari Book: 78, Hadith: 6039

حَدَّثَنَا أَحْمَدُ بْنُ يُونُسَ، حَدَّثَنَا إِبْرَاهِيمُ بْنُ سَعْدٍ، عَنْ أَبِيهِ، عَنْ حُمَيْدِ بْنِ عَبْدِ الرَّحْمَنِ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو ـ رضى الله عنهما ـ قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏”‏ إِنَّ مِنْ أَكْبَرِ الْكَبَائِرِ أَنْ يَلْعَنَ الرَّجُلُ وَالِدَيْهِ ‏”‏‏.‏ قِيلَ يَا رَسُولَ اللَّهِ وَكَيْفَ يَلْعَنُ الرَّجُلُ وَالِدَيْهِ قَالَ ‏”‏ يَسُبُّ الرَّجُلُ أَبَا الرَّجُلِ، فَيَسُبُّ أَبَاهُ، وَيَسُبُّ أَمَّهُ ‏”‏‏.‏ Narrated `Abdullah bin `Amr: Allah’s Apostle said. “It is one of the greatest sins that a man should curse his parents.” It was asked (by the people), “O Allah’s Apostle! How does a man curse his parents?” The Prophet said, “‘The man abuses the father of another man and the latter abuses the father of the former and abuses his mother.” Chain : Ahmed bin ‘Abdullah – Ibrahim bin Sa’d bin Ibrahim – Sa’d bin Ibrahim – Humaid bin ...