From Egyptian Secrets of Albertus Magnus, Joseph H. Peterson edition:
A Wolf's Blessing.
The Lord Jesus Christ and St. Peter, one morning travelling together, while Holy Mary proceedeth to a heather, she said: Ah, dear Lord, whence shall we hie, we will journey over hill and dale, protect therefore, dear Lord, my flock wherever it be, St. Peter takes his key and therefore closes every wolf's jaw, that they no bone no lamb may gnaw. + + + Three times.
The grimoire Egyptian Secrets of Albertus Magnus lists this spell.
Timeline of related events
1725Publication of Egyptian Secrets of Albertus Magnus (lists this spell)
1869English-language translation of Egyptian Secrets (lists this spell)