They're building a monument to the triumph of Paris and Helen. A gift from the goddess Athena.

6 seconds sound clip from the Helen of Troy (1956) movie soundboard.

You can hear this line at 01:36:46.906 in the Blu-ray version of the movie.

Quote context

[...]

- I have a plan that first required a Trojan victory. That much, at least, is accomplished.

- You speak treason.

- As you will, but let's be realistic.

- The greatest army on Earth has lost its war.

- What are you dreaming, Ulysses?

- I'm dreaming of my wife, the good, constant Penelope. And in my dreams, I see myself returning to her with all the treasures of Troy.

- But how?

- Has this anything to do with the work that Apagos and his men have been doing in the woodlands?

- They're building a monument to the triumph of Paris and Helen. A gift from the goddess Athena.

- A sacred horse, so big and so beautiful that Troy cannot help taking it to her heart.

- Remember, blow the retreat loud enough for Troy to hear.

- Let the ship sail, but make sure you keep a sufficient force here in the woodlands.

- The ships will return at dawn.

[...]