Here are some resources and examples on the art of artist statements.
This is a PDF with some articles about writing statements and some great examples!
This graph can give you an idea where an artist statement fits in with other aspects of the work, including the “verbal frame.”
These slides are from a lecture on artist statements I did with a previous class. These are examples of Information on labels next to some work at the Whitney Museum and another group show in New York where our chair Hasan Elahi had some work. Note how the labels add context to the work without over explaining it.