How is “trust in” used?

In The Letter (1940), one line is: “But if he loses his trust in me, he loses everything.”

Which movie is “trust in” from?

The clip at the top of this page is from The Letter (1940).

to have confidence in sb / sth; to believe that sb / sth is good and can be relied on

formal · Heard in 6 movies

Oxford100% of films
to have confidence in sb / sth; to believe that sb / sth is good and can be relied on
It's about trust in our schools.

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

But if he loses his trust in me, he loses everything.

Said in 8 films · #1