It is narrated from Sayyidah Aisha (may Allah be pleased with her) that I heard the Prophet (peace and blessings of Allah be upon him) say: "Souls are like assembled troops; those who became acquainted and familiar with each other (in the realm before this world) will have affection and love for each other (in this world as well), and those who were not familiar with each other there will differ (in this world as well)."
Hadith Referenceالادب المفرد / كتاب / 900
Hadith Gradingالألبانی:صحيح
Hadith Takhrij«صحيح : أخرجه البخاري معلقًا ، كتاب الأنبياء : 3336 و ابن أبى الدنيا فى الاخوان : 129/1 و ابن الأعرابي فى معجمه : 226 و أبويعلي : 4364 و البيهقي فى الآداب : 236»
Narrated from Sayyiduna Abu Hurairah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings of Allah be upon him) said: "Souls are like gathered armies; those who became acquainted with one another, their affection developed (in this world), and those who did not become familiar, their differences arose (in this world)."
Hadith Referenceالادب المفرد / كتاب / 901
Hadith Gradingالألبانی:صحيح
Hadith Takhrij«صحيح : أخرجه مسلم ، كتاب البر و الصلة و الأدب : 2638 و أبوداؤد : 4834 - أنظر المشكاة : 5003»