Miraculous
Part of speech: adjective
Definition: Pertaining to miracles; referring to something that people can't explain. By supernatural or uncommon causes, e.g. by a god (only used when positive).
Example sentence: The pages are still blank, but there is a miraculous feeling of the words being there, written in invisible ink and clamoring to become visible.
Heaven-sent
Part of speech: adjective
Definition: fortunate, appropriate or providential, as if ordained by God