prove to

prove (something) to (one)

To show or provide evidence that substantiates or makes one believe a claim. This case is your chance to prove your worth to the firm. I want to prove my theory to the panel.
See also: prove, to
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

prove something to someone

to substantiate a claim about something to someone; to make someone believe or accept a statement about something. What do I have to do to prove my innocence to you? Nothing you say will prove it to me.
See also: prove, to
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in classic literature ?
If, for instance, some day they calculate and prove to me that I made a long nose at someone because I could not help making a long nose at him and that I had to do it in that particular way, what freedom is left me, especially if I am a learned man and have taken my degree somewhere?
It is just his fantastic dreams, his vulgar folly that he will desire to retain, simply in order to prove to himself--as though that were so necessary--that men still are men and not the keys of a piano, which the laws of nature threaten to control so completely that soon one will be able to desire nothing but by the calendar.
He assured Emily that he had only decided on writing to her, after some hesitation, in the hope of serving interests which he did not himself understand, but which might prove to be interests worthy of consideration, nevertheless.
Critique: An inherently fascinating read that is as informed and informative as it is thoughtful and thought-provoking, "We All Have Souls and I Think We Can Prove It" will prove to be an enduringly popular addition the personal reading lists of students, academia, and non-specialist general readers with an interest in the subject, as well as community and academic library Metaphysical Studies collections.
"Allegations against the Prime Minister are baseless and will prove to be baseless.
NEW Fulham manager Roy Hodgson insists he has nothing to prove to English football fans.
Operating student residences, however, can prove to be a loss leader.
Once you prove this utility, then the use of PathBLAST will skyrocket." Kelley adds that research into the mTOR cell growth-triggering protein pathway may prove to be that application.
Can it assert that a taxpayer has a 25% omission (which the taxpayer must prove to the contrary) or must the Service prove the omission?
But investigations of the executed might give us one thing: the grisly footnote to prove to death penalty apologists how well the system might not have worked in the past.
I have not seen it yet, but the day will come when some astute parapsychologist will prove to the audience that one can indeed prove a negative.
And impairment on the job, however plausibly suspected, can be hard to prove to an arbitrator's satisfaction: reports of erratic behavior may be subjective, finding liquor in a desk does not prove the worker drank any of it, and so forth.
In Kimmel's judgment, much of the story of American manhood is the struggle to live up to the cultural standards of self-made manhood, to prove to other men that one is truly manly.