(28) باب الْوَصَاةِ بِالْجَارِ
Narrates Ibn `Umar:
Allah' Apostle said, Gabriel kept on recommending me about treating the neighbors in a kind and polite manner, so much so that I thought that he would order (me) to make them (my) heirs."
Reference: Sahih al-Bukhari 6015
In-book reference: Book 78, Hadith 46
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 8, Book 73, Hadith 44