Aristides [early 2nd century AD]: They [Christians] love one another. They do not overlook the widow, and they save the orphan. He who has ministers ungrudgingly to him who does not have. When they see strangers, they take him under their own roof and rejoice over him as a true brother, for they do not call themselves brothers according to the flesh but according to the soul... [page 207]
From Michael McCartney’s Sermon: “Role-Model Saints” Romans part 16