Narrated Anas bin Malik: I heard Allah's Apostle saying, "whoever desires an expansion in his sustenance and age, should keep good relations with his Kith and kin."
Hadith ReferenceSahih Bukhari / The Book of Sales (Bargains) / Hadith: 2067
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة