Hadith 3:66
At-Tirmidhi Related a similar narration on the authority of Al-Mughirah bin Shu’bah, and he added, "Thus you will be offending the living (i.e. if you curse their dead)."
وَرَوَى اَلتِّرْمِذِيُّ عَنِ اَلمُغِيرَةِ نَحْوَهُ, لَكِنْ قَالَ: { فَتُؤْذُوا الْأَحْيَاءَ }
Original Reference: Bulugh al-Maram 597