Okay, here we go. First lines of the book:
"So. The Spear-Danes in days gone by and the kings who ruled them had courage and greatness."
"So. The Spear-Danes in days gone by and the kings who ruled them had courage and greatness."
I'm gonna say Beowulf, only because I can't think of anything else with Danes.
In Cold Blood​ - Truman Capote.