AND MUHAMMAD is only an apostle; all the [other] apostles have passed away before him: if, then, he dies or is slain, will you turn about on your heels? But he that turns about on his heels can in no wise harm God - whereas God will requite all who are grateful [to Him].

I heard Allah's Apostle saying, "whoever desires an expansion in his sustenance and age, should keep good relations with his Kith and kin.