Avertantur retrorsum et erubescant qui

Source: 
Worcester, Cathedral - Music Library, F.160 (olim 1247) (facsimile)
Folio: 
118
Sequence: 
1
Feast: 
Fer. 5 in Cena Dom.
Office/Mass: 
M
Genre: 
A
Position: 
1.2
Cantus ID: 
001547
Mode: 
8
Differentia: 
2a
Addendum: 
059r
Manuscript Reading Full Text (standardized spelling): 
Avertantur retrorsum et erubescant qui cogitant mihi mala
Manuscript Reading Full Text (MS spelling): 
Avertantur retrorsum et erubescant qui cogitant mihi mala | Deus in adiutorium