(401) بَابُ الأرْوَاحُ جُنُودٌ مُجَنَّدَةٌ
'A'isha said, "I heard the Messenger of Allah, may Allah blesshim and grant him peace, say, 'The arwah are a massed army. When they alreadyknow each other, they are friendly. When they do not know each other, theydisagree.'" (FR)
Reference (FR): Al-Adab Al-Mufrad 900 (FR)
In-book reference (FR): Book 38, Hadith 13 (FR)
English translation (FR): Book 38, Hadith 900 (FR)