"I am thy fathers spirit, Doomd for a certaine tearme to walke the night, And for the day confind to fast in fires, Till the foule crimes done in my dayes of nature Are burnt and purg'd away".[1]Archived 2018-12-29 at the Wayback Machine
vatican.va
Catechism of the Catholic Church ยง 1030-1031 (section entitled, "The Final Purification, or Purgatory); cf. Council of Florence (1439): DS 1304; Council of Trent (1563): DS 1820; (1547): 1580; see also Benedict XII, Benedictus Deus (1336): DS 1000.
web.archive.org
"I am thy fathers spirit, Doomd for a certaine tearme to walke the night, And for the day confind to fast in fires, Till the foule crimes done in my dayes of nature Are burnt and purg'd away".[1]Archived 2018-12-29 at the Wayback Machine