In convertendo inimicum meum retrorsum

Folio: 
051r
Sequence: 
8
Office/Mass: 
MI
Genre: 
GrV
Cantus ID: 
g00745a
Mode: 
3
Finalis: 
E
Manuscript Reading Full Text (standardized spelling): 
In convertendo inimicum meum retrorsum infirmabuntur et peribunt a facie tua
Manuscript Reading Full Text (MS spelling): 
In convertendo inimicum meum retrorsum infirmabuntur et perient a facie tua.
Indexing notes: 
Scribe wrote "perient" not "peribunt"