I have summoned you here for a purpose.
5 seconds sound clip from the The Transformers: The Movie movie soundboard.
You can hear this line at 00:29:20 in the Blu-ray version of the movie.
Quote context
[...]
- I have summoned you here for a purpose.
- Then it pleases me to be the first.
- You are to destroy the Autobot Matrix of Leadership.
[...]