That is an order. You will do it or you will be brought up on charges for disobeying your superior officer.
8 seconds sound clip from the Glory (1989) movie soundboard.
You can hear this line at 01:07:44 in the Blu-ray version of the movie.
Quote context
[...]
- That would not have been necessary if that Secesh woman hadn't started it. They'll never learn.
- You see, Secesh has got to be swept away by the hand of God like the Jews of old.
- And now I'll have to burn this town.
- Nigger soldiers! Nigger soldiers!
- Tell your men to set torches and prepare to fire the buildings.
- It is an immoral order, and by articles of war I am not bound to obey it.
- Well, you can just explain that at your court-marital after your men are placed under my command.
- First squad, second platoon. Fall out to set torches. Prepare to fire the town.
- First squad, second platoon! Fall out!
[...]