When Caliph Al-Mu`izz Li Din Al-Lah was asked about his lineage, he--according to the story by Ibn Khallikan--gathered a crowd and brandished his sword and said: this is my lineage. And scattered gold on them and said: this is my affiliation.
هذا حسبي وهذا نسبي
هذا حسبي وهذا نسبي