You should see the Colosseum, Spaniard. Fifty thousand Romans, watching every movement of your sword, willing you to make that killer blow.

17 seconds sound clip from the Gladiator (2000) movie soundboard.

You can hear this line at 01:13:23 in the Blu-ray version of the movie.

Quote context

[...]

- I'm required to kill, so I kill. That is enough.

- That's enough for the provinces, but not for Rome.

- The young emperor has arranged a series of spectacles to commemorate his father, Marcus Aurelius.

- I find that amusing, since it was Marcus Aurelius, the wise, the all-knowing Marcus Aurelius, that closed us down.

- So finally, after five years of scratching a living in flea-infested villages, we're finally going back to where we belong. The Colosseum.

- You should see the Colosseum, Spaniard. Fifty thousand Romans, watching every movement of your sword, willing you to make that killer blow.

- The silence before you strike and the noise afterwards. It rises. It rises up, like a storm. As if you were the thunder god himself.

- You were a gladiator?

- Yes, I was.

- You won your freedom?

- A long time ago, the Emperor presented me with a rudius. It's just a wooden sword. The symbol of your freedom.

[...]