I'm afraid that Jason doesn't want Saul or your father around to testify as to how he got the deed to that water.

7 seconds sound clip from the El Dorado (1966) movie soundboard.

You can hear this line at 01:51:02 in the Blu-ray version of the movie.

Quote context

[...]

- Joey, you were supposed to tell your family to watch out.

- Cattle got to be watered.

- A young Mexican boy was with Saul. They sent the boy back with a message. Said we could have Saul back alive if Pa was to turn his water rights over to Jason.

- And he's going to do it?

- He ain't got any choice.

- You know they're never gonna give Saul back, don't you, Sheriff?

- I'm afraid that Jason doesn't want Saul or your father around to testify as to how he got the deed to that water.

- You've got to do something, Sheriff. You've just got to.

- There ain't nobody trailing that I can see.

- When is your father supposed to do all this?

- Tonight. 8:00.

- They're bringing Saul to Jason's saloon.

[...]