"Done with Bonaparte" by Mark Knopfler is based on "The Diary of a Napoleonic Foot Soldier" by Jakob Walter.
The phrase “Save my soul from evil, Lord and heal this soldier's heart” is straight from the book and is what Mark wrote the song around.
Dropping this here for Veterans day. You can visit my thought on why I think Veterans day is a sham here: The old Lie: Dulce et decorum est Pro patria mori.*