Anima Astrologiae or A Guide for Astrologers by William Lilly 1676

The 67th is to Consider, Whether there by any Eclipse near, which is less than 12 degrees from the Significator? For the same will bring damage and mischief to the Querent or business, unless there be a Fortune which hath Dignities in the same place, for then the same is abated; but if there be no such, thou oughtest to look what Planet beholds the said place of the Eclipse and how. For if the Fortunes behold it, they do but augment the evil; and if they are Infortunes, they lessen and abate it, which seems a kind of riddle or wonder in Art.

68.In questions of sickness whether the Lord of the 7th be free