- Where is the grave?
- I don't know. That's when I ran away. I knew I was next.

3 seconds sound clip from the The Enforcer (1951) movie soundboard.

You can hear this line at 00:20:59.782 in the Blu-ray version of the movie.

Quote context

[...]

- Homicide.

- Down here a little further. Back over behind those trees.

- Why did you pick this place to stop?

- I don't know.

- Was it here?

- I don't know.

- Now, think. Are you sure it was around here?

- They took her out of the car after I killed her. They had a shovel. They dug a grave, and they put her in it.

- Where is the grave?

- I don't know. That's when I ran away. I knew I was next.

- Where's the car?

- They must have junked it.

- Way I figure is, something's missing.

- Maybe you're right, maybe not.

- What were you doing way out here?

- They brought us in a car.

- What kind of a car?

- A station wagon.

[...]