It is narrated from Sayyiduna Ibn Amr, may Allah be pleased with him, that the Noble Prophet, peace and blessings be upon him, said: "The best companion in the sight of Allah is the one who is best to his companion, and the best neighbor is the one who is good to his neighbor."
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 6566