(14) بَابُ لاَ يَسُبُّ وَالِدَيْهِ
'Abdullah ibn 'Amr said that the Prophet, may Allah bless him and granthim peace, said, "Reviling one's parents is one of the great wrong actions."They asked, "How could he revile them?" He said, "He reviles a man who thenin turn reviles his mother and father."
Reference: Al-Adab Al-Mufrad 27
In-book reference: Book 1, Hadith 27
English translation: Book 1, Hadith 27