´Abdullah bin Amr narrated that the Messenger of Allah said :` "The companion who is the best to Allah is the one who is best to his companion. And the neighbor that is the best to Allah is the one that is best to his neighbor."
Hadith Referenceسنن ترمذي / كتاب البر والصلة عن رسول الله صلى الله عليه وسلم / 1944