Narrated from Sayyiduna Abu Khirash Salmi (may Allah be pleased with him) that he heard the Messenger of Allah (peace and blessings of Allah be upon him) say: "Whoever severs ties with his brother for a year, it is as if he has shed his blood."
Hadith Referenceالادب المفرد / كتاب / 404
Hadith Gradingالألبانی:صحيح
Hadith Takhrij«صحيح : أخرجه أبوداؤد ، كتاب الأدب ، باب فى هجرة الرجل أخاه : 4915 - انظر الصحيحة : 928»