Truth will out

Cultural  

1. One way or another, in spite of all efforts to conceal it, the truth will come to be known.

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truth will out Idioms  

1. The facts will be known, as in She thought she could get away with it, but truth will out, and I'm sure she'll get caught. Shakespeare used this idiom in The Merchant of Venice (2:2): “But in the end truth will out.” Also see murder will out.

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Example Sentences

“The truth will out,” Shakespeare observed in “The Merchant of Venice.”

From The Wall Street Journal

“You try to set up the game of science so that the truth will out despite this ugly side of human nature.”

From Los Angeles Times

Eventually, as in any satisfying story, the truth will out.

From Los Angeles Times

"I knew I was innocent and the truth will out and it has," he said.

From BBC

But as Shakespeare assured us, “At the length truth will out.”

From Washington Post