Nice to have you in the community. The statement would have to be included as a PDF. If you were to type in the Ask ProSeries box in the upper right "attach PDF" and click on Ask it would bring up this knowledge base for you:

Attaching PDF Files to Federal or State Individual Returns for Electronic Filing

https://accountants-community.intuit.com/articles/1606302-attaching-pdf-files-to-federal-or-state-in...