From Egyptian Secrets of Albertus Magnus, Joseph H. Peterson edition:
When one of the Eyes of a Horse threatens to get Blind.
Take wagon grease of a wheel that has been run, grease the eye-skin of the horse with it. It helps, and will contribute greatly to the healthiness of the eyes.
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)