(1) باب
It was narrated that Abu Idris said:
"I heard Mu'awiyah delivering the Khutbah, and he narrated a few Hadiths from the Messenger of Allah [SAW]." He said: "I heard him delivering a Khutbah and he said: 'I heard the Messenger of Allah [SAW] say: Every sin may be forgiven by Allah except a man who kills a believer deliberately, or a man who dies as a disbeliever.'" (JA)
Reference (JA): Sunan an-Nasa'i 3984 (JA)
In-book reference (JA): Book 37, Hadith 19 (JA)
English translation (JA): Vol. 5, Book 37, Hadith 3989 (JA)