Sahih Muslim Hadith 62

English

[62] It was narrated that Ma'mar said: "I never saw Ayyüb backbite about anyone except 'Abdul- KarIm," meaning Abü Umayyah. "He mentioned him and said: 'May Allah have mercy on him. He was not trustworthy, and he asked me about a Hadfth of 'Ikrimah, then he said: "I heard 'Ikrimah."