How is “to your knowledge” used?

In The Godfather Part II (1974), one line is: “To my knowledge, nothing.”

Which movie is “to your knowledge” from?

The clip at the top of this page is from The Godfather Part II (1974).

To my knowledge, nothing.

3 作品で登場 · 1 本目

from the information you have, although you may not know everything

6 本の映画に登場

オックスフォード映画の 100%
from the information you have, although you may not know everything
- To your knowledge was Rebecca Nurse... - I speak my own sins; I cannot judge another.

定義：Oxford Advanced Learner's Dictionary 第 9 版