Atticus' successor, Sisinnius I (426–427), consecrated him Bishop of Cyzicus, but the Nestorians there refused to receive him, and he remained at Constantinople.
Pengganti Attikos, Sisinios I (426–427), mengkonsekrasikannya sebagai Uskup Kyzikos, tetapi orang-orang di sana menolak untuk menerimanya, dan dia tetap di Konstantinopel.