Cummian was afterward made bishop of Clonfert. He also owned - among a library of at least forty manuscripts - ten Paschal tracts including one he attributed to "santus Patricius, papa noster" and possibly a letter of Pelagius.
Cummian later became the bishop of Clonfert. He also owned a significant collection of manuscripts, including ten Paschal tracts, which may have included a work attributed to Saint Patrick and another possibly written by Pelagius.