(205) بَابُ مَنْ قَالَ لأَخِيهِ: يَا كَافِرُ
'Abdullah ibn 'Umar reported that the Messenger of Allah, may Allahbless him and grant him peace, said, "If a man says to his brother, 'Youare an unbeliever,' it is true for one or the other of them." (TR)
Reference (TR): Al-Adab Al-Mufrad 439 (TR)
In-book reference (TR): Book 24, Hadith 21 (TR)
English translation (TR): Book 24, Hadith 439 (TR)