Consequently , as a condition of his rule , the Patriarch of Constantinople required that he pledge not to repudiate the Council of Chalcedon .
Religiously , Anastasius ' sympathies were with the Monophysites .
As a condition of Anastasius ' rule , the Patriarch of Constantinople required that he pledge not to repudiate the Council of Chalcedon .
Religiously , Anastasius ' sympathies were with the Monophysites .