Rauner 003203 Folio 044r Chant 1 Quoniam praevenisti eum
"Quoniam praevenisti eum," the first responsory verse from the third nocturn of Matins, Common of One Martyr
Quoniam prevenisti eum in benedictionibus dulcedinis posuisti in capite eius coronam de lapide pretioso | Expressa