Jami' at-Tirmidhi — Hadith #28140

Mahmoud bin Ghaylan told us, Abu Dawud Al-Hafari told us, on the authority of Sufyan, on the authority of Ziyad bin Ulaqa, he said: I heard Al-Mughirah bin Shu’bah, The Messenger of God, may God bless him and grant him peace, said, “Do not curse the dead lest you harm the living.” Abu Issa said, Sufyan’s companions disagreed regarding Some of them narrated this hadith, like the narration of Al-Hafari, and some of them narrated on the authority of Sufyan, on the authority of Ziyad bin Ulaqah, who said: I heard a man speaking According to Al-Mughirah bin Shu’bah, on the authority of the Prophet, may God bless him and grant him peace, something similar.