(120) بَابُ الْمُسْلِمُ مَرْآةُ أَخِيهِ
Abu Hurayra said, "A believer is the mirror of his brother. Whenhe sees a fault in it, he should correct it." (RU)
Reference (RU): Al-Adab Al-Mufrad 238 (RU)
In-book reference (RU): Book 12, Hadith 1 (RU)
English translation (RU): Book 12, Hadith 238 (RU)