Euthymius Zigabenus or Zigadenus or Zygadenus was a 12th-century monk and commentator on the Bible. He was a friend of the Byzantine emperor Alexius I Comnenus, for whom he wrote a lengthy work on her
Zigabenos' Commentary on the Psalms in a 15th-century manuscript
Didymus the Blind was a Christian theologian in the Church of Alexandria, where he taught for about half a century. He was a student of Origen, and, after the Second Council of Constantinople condemne