Saint Epiphanius of Salamis 
Quotations from his works.
http://www.angelfire.com/ny4/djw/epiphanius.htmlPanarion/Adversus Haereses (Excerpts) 
Some sections of Epiphanius's anti-heretical compendium. These excerpts relate to the Council of Nicaea.
http://www.tertullian.org/rpearse/epiphanius.html
From Epiphanius, Bishop of Salamis, in Cyprus, to John, Bishop of Jerusalem 
Having accused John of being an Origenist, and having ordained St. Jerome's brother in Bethlehem without John's permission, Epiphanius now sends a letter.
http://www.ccel.org/ccel/schaff/npnf206.v.LI.html
From Epiphanius to Jerome 
Short cover letter in which Epiphanius displays his glee at having extracted some anti-Origen statements from other bishops.
http://www.ccel.org/ccel/schaff/npnf206.v.XCI.html