And Abu Bakr ibn Abi Shaybah narrated to us, from Abu Mu‘awiyah; and Ibn Numayr narrated to us—and the wording is his—from his father and Muhammad ibn ‘Ubayd, all of them from al-A‘mash, from Abu Salih, from Abu Hurayrah, who said: The Messenger of Allah, peace and blessings be upon him, said: "Two traits among the people are acts of disbelief: slandering one's lineage and wailing over the dead."