TV series example of the word

Vikings Season 1, Episode 9
Then I think Earl Ragnar owes me an apology on your behalf.

The Big Bang Theory Season 12, Episode 21
ethically murky on your behalf,

The Big Bang Theory Season 12, Episode 13
And I'd like to apologize on behalf of Dr. Cooper

Game of Thrones Season 7, Episode 3
She appreciates the efforts you have made on her behalf.

Game of Thrones Season 2, Episode 7
Thank you for fighting on my behalf, Lady Stark.