A Treatise of Novatian Concerning the Trinity For if Abraham, and Isaac, and Jacob, who, it is admitted, were only men, are manifested to be alive-for all they,[194] Constitutions of the Holy Apostles Book VI For our Saviour says to the Sadducees: "But concerning the resurrection of the dead, have ye not read that which is written, I am the God of Abraham, and the God of Isaac, and the God of Jacob? God, therefore, is not the God of the dead, but of the living; for all live to Him."[180] Clementine Homily III And to those who say that Abraham and Isaac and Jacob are dead, He said, `God is not of the dead, but of the living.'[55]