Welcome, Commando Cody.
2 seconds sound clip from Radar Men from the Moon - Mass Execution (S1E10).
You can hear this line at 00:05:18.462 in the Blu-ray version of the movie.
Quote context
[...]
- Do you have any idea when the invasion may be expected?
- No. The moon ruler told me himself he was planning the attack, but he didn't say when.
- Well, our passage through space was uneventful. The rocket ship functioned perfectly.
- When we reached the moon, I decided to go on a scouting trip.
- I am Retik, ruler of the moon.
- Apparently you were expecting me.
- I see you have adopted our language.
- Yes.
[...]