I've come here to put an end to Loki's schemes.
5 seconds sound clip from the The Avengers (2012) movie soundboard.
You can hear this line at 00:49:34 in the Blu-ray version of the movie.
Quote context
[...]
- Okay.
- Now, I don't know what you plan on doing here.
- I've come here to put an end to Loki's schemes.
- Then prove it. Put that hammer down.
- Yeah... No. Bad call. He loves his hammer.
- You want me to put the hammer down?
[...]