How is “god forbid” used?

In The Crucible (2014), one line is: “God forbid. Mercy, run to the doctor!”

Which movie is “god forbid” from?

The clip at the top of this page is from The Crucible (2014).

God forbid. Mercy, run to the doctor!

8 作品で登場 · 1 本目

used to say that you hope that sth will not happen

くだけた · 33 本の映画に登場

オックスフォード映画の 87%
used to say that you hope that sth will not happen
God forbid such a one be charged.

定義：Oxford Advanced Learner's Dictionary 第 9 版