How is “my word” used?

In Thor (2011), one line is: “I must go back to Asgard, but I give you my word,”

Which movie is “my word” from?

The clip at the top of this page is from Thor (2011).

my word

A personal promise or assurance that something is true or will be done (give/have my word; a man of my word; take my word for it).; used to show that you are surprised about sth

old-fashioned · Heard in 48 movies

Meaning

Editorial90% of films
A personal promise or assurance that something is true or will be done (give/have my word; a man of my word; take my word for it).
I must go back to Asgard, but I give you my word,
Oxford10% of films
used to show that you are surprised about sth

In the movies · 48

Learn it in full scenes

The King of Comedy1982
Persuasion2007

by word of mouth
from the word go
get a word in edgeways
have a word in ear
have words
in other words
in so many words
in a word
in words of one syllable
the last word
not have a good word to say for
put in a word for

Definitions from the Oxford Advanced Learner's Dictionary, 9th edition

I must go back to Asgard, but I give you my word,

Thor (2011)91:58

Said in 8 films · #1