008328:04

Sample full text: 
Ut cum dies abscesserit noctemque sors reduxerit mundi per abstinentiam ipsi canamus gloriam
Genre: 
Usual feast: 
Fulltext source: 
http://www.preces-latinae.org/thesaurus/Hymni/IamLucisOrto.html

Concordances in the Cantus Index network