Revertere in terram Juda

Source: 
Rome, Santa Sabina, XIV L1 ("Humbert" codex)
Folio: 
238v
Sequence: 
1
Feast: 
Vigilia Epiphaniae
Office/Mass: 
L
Genre: 
A
Position: 
B
Cantus ID: 
004647
Mode: 
7
Differentia: 
a
Manuscript Reading Full Text (standardized spelling): 
Revertere in terram Juda mortui sunt enim qui quaerebant animam pueri