Asperges me ysopo et mundabor*

Source: 
London, British Library, Additional Collection, MS. 57337
Folio: 
034v
Sequence: 
3
Feast: 
De consecratione caemeteriorum
Office/Mass: 
X
Genre: 
A
Cantus ID: 
001494
Mode: 
?
Manuscript Reading Full Text (standardized spelling): 
Asperges me ysopo et mundabor*
Manuscript Reading Full Text (MS spelling): 
Asperges me ysopo et mundabor. ~miserere mei deus.