agree to disagree
To accept each other's opinions and cease arguing; to peacefully acknowledge that an agreement will not be reached.
I know we’re never going to agree on the merits of vegetarianism, so let’s agree to disagree, shall we?
verb
To fail to agree; to have a different opinion or belief.
John disagreed with Mary frequently.
Bob says cats are friendlier than dogs, but I disagree.
To fail to conform or correspond with.
My results in the laboratory consistently disagree with yours.