Removi

Somehow I messed the name of this post and I can't change it, is it possible to delete it please?

Or to change its name and delete the duplicate post?
Remove a multi-line text from another text file

I need to remove a multi-line text (contained in a file) from another text file but only the first occurrence of the entire multi-line text

The text file looks like this:

Quote:

the quick the brown quick brown fox jumps quick brown fox

And I need to remove the following lines (contained in a file)
Quote:

quick brown fox

And then the result will be:

Quote:

the quick the brown jumps quick brown fox