- He will not be here, my father.
- What? I sent for both of you.
- His word is that he cannot attend you, being pressed by other matters.
- Did you hear that? Other matters?

17 seconds sound clip from the The Ten Commandments (1956) movie soundboard.

You can hear this line at 00:41:10.101 in the Blu-ray version of the movie.

Quote context

[...]

- Are you afraid of Moses?

- Yes. 'Cause now he holds Ethiopia in his left hand, Goshen in his right, and you, my Pharaoh, are in between them.

- Do you imply that he would raise the slaves against me?

- I've been his father.

- Ambition knows no father.

- Moses could no more betray you than I could, Sethi.

- He can tell me that when he arrives.

- He will not be here, my father.

- What? I sent for both of you.

- His word is that he cannot attend you, being pressed by other matters.

- Did you hear that? Other matters?

(Egyptian gong clanging)

- My escort.

- I will ride with you, my son, to see what rears itself in Goshen, a city or treason.

- You lying adder! You'll destroy yourself with your own venom if you try to turn Sethi against Moses.

- You would turn Sethi against me.

[...]