So, Nathan Brittles, ex-captain of the Cavalry, USA, started westward for the new settlements in California.
8 seconds sound clip from the She Wore a Yellow Ribbon movie soundboard.
You can hear this line at 01:39:06.826 in the Blu-ray version of the movie.
Quote context
[...]
- You'll follow a mile behind 'em. Walking hurts their pride. Your watching will hurt it worse.
- Can you read what time it is by my brand-new silver watch?
- It's two minutes past midnight, sir.
- Oh... Been a civilian for two minutes.
- It's your army, Mr. Cohill. Good luck.
- Westward toward the setting sun, which is the end of the trail for all old men.
- Huh?
- For you, sir, from the Yankee War Department.
- Oh, I knew it. Dad-blast it, I knew it.
[...]