Observa fili praecepta patris

Folio: 
269ra
Sequence: 
13
Feast: 
Office/Mass: 
M
Genre: 
A
Position: 
6
Cantus ID: 
004101
Mode: 
*
Manuscript Reading Full Text (standardized spelling): 
Observa fili praecepta patris et ne dimittas legem matris tuae liga eam in corde tuo jugiter