From Egyptian Secrets of Albertus Magnus, Joseph H. Peterson edition:
To Ascertain whether a Sick Person will Die or not.
Take a piece of bread, place it before the sick one's brow, then throw it before a dog. If he eats it, the patient recovers; if he rejects it, the sick one dies.
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)