Ambulabat Petrus super undas maris

Source: 
Roma, Biblioteca Vallicelliana, C.5
Folio: 
186r
Sequence: 
6
Feast: 
Dom. 3 p. Pent.
Office/Mass: 
V2
Genre: 
A
Position: 
4M
Cantus ID: 
001363
Mode: 
3
Differentia: 
3
Differentia database: 
1--k-k-kj-hj-h-gh--4 102c
Manuscript Reading Full Text (standardized spelling): 
Ambulabat Petrus super undas maris venit ventus validus turbata est aqua prae timore clamans domine jube me venire ad te ait illi Jesus veni modicae fidei quare dubitasti