Canon IV.
Canons of the Seven Ecumenical Councils — translated by NPNF editors
Canon IV.
If any of the clergy should fall away, and publicly or privately presume to maintain the doctrines of Nestorius or Celestius, it is declared just by the holy Synod that these also should be deposed.
Notes.
Ancient Epitome of Canon IV.
If any of the clergy shall consent to Celestine or Nestorius, let them be deposed.
Translated by NPNF editors. Edition ccel.npnf214.x-xvi.en.