Meaning of the word "murder will out" in English

What does "murder will out" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

murder will out

US /ˈmɜːrdər wɪl aʊt/
UK /ˈmɜːdə wɪl aʊt/
"murder will out" picture

Idiom

a proverb meaning that a crime or a secret will eventually be discovered or revealed

Example:
He thought he had hidden the evidence perfectly, but murder will out.
They tried to keep the scandal quiet, but as they say, murder will out.