To give the lie to

To charge with falsehood; as, the man gave him the lie.
To reveal to be false; as, a man's actions may give the lie to his words.

See also: Lie, Lie

References in classic literature ?
The archdeacon hesitated for a moment, then he allowed a gloomy smile to escape, which seemed to give the lie to his response: "
A fierce cry seemed to give the lie to her favourable report: the clothed hyena rose up, and stood tall on its hind-feet.
The big Tahitian smiled and nodded, his black eyes, soft and deer- like, seeming to give the lie to so belligerent a nature.
The problem is that his public comments, after conference, seem to give the lie to this statement.
If this is true it tends to give the lie to the idea that speed cameras make for safer roads.
But Chris's story would seem to give the lie to that statement.
Mr Scappaticci appears here today to give the lie to continuing media speculation as to his whereabouts.
I suspect that Still's change of style around 1955--his embrace of cooler colors, higher contrast, and independent shapes floated against raw canvas (6)--was motivated by a desire to give the lie to Greenberg's 1955 observation that "Still, Newman, and Rothko suppress value contrasts and favor warm hues.
One has only to cast one's mind back to the eagerness with which Cyfor Malta was priced up for the 2000 Gold Cup to give the lie to the argument that ante-post lists are based on entries and that therefore the reopening of a race invalidates existing ante-post wagers.
He said: "Mr Scappaticci appears to give the lie to continuing media speculation as to his whereabouts.