Halt! Who goes there?
3 seconds sound clip from the The Alamo (1960) movie soundboard.
You can hear this line at 00:55:28.118 in the Blu-ray version of the movie.
Quote context
[...]
- Ain't nobody seen Davy. He ain't about.
- First lie you've told today, Thimblerig.
- Howdy!
- Say, Davy, what kind of a load you got there?
- Then what kind of idiot nonsense is this Who goes there?
- Well, Travis - Colonel Travis, that is - he says that I should...
- I don't care what Travis said.
- Open the gate before I shoot you off that wall!
[...]