I will never forget what you have done today.

2 seconds sound clip from the The Fall of the Roman Empire (1964) movie soundboard.

You can hear this line at 01:19:48.961 in the Blu-ray version of the movie.

Quote context

[...]

- If it was only your word, Lucilla, there would be doubt.

- Caesar must be undoubted Caesar.

- Is it not possible, Lucilla, that there are other ways of becoming the real heir of Marcus Aurelius?

- Hail, undoubted Caesar! Hail Commodus! Hail Caesar! Hail Commodus!

- Hail Caesar! Hail Commodus! Hail Caesar! Hail Commodus!

- I will never forget what you have done today.

- Let this be heard over the four corners of the empire, that I Commodus, now Caesar, do proclaim Gaius Martellus Livius Commander-in-chief of all Roman armies, proconsul of the Roman Empire, second only to Caesar himself.

- Remember, thou art mortal.

- In these buildings you store all the law, and all the writings of the great men of Rome.

- I am leaving with my husband. And soon I'll be far from this city.

[...]