prove one's claims

It is up to the working group to prove its claims, he said.

It will take us many months, if ever, to prove your claim.

Now is the time for agencies to prove their claims.

He proved his claim to the title but did not use it.

The council was ready to work with this arrangement, provided Park could prove its claim.

"If true, it might be hard to prove his claim."

If you're making money out of advertising a commercial product or service, you generally have to prove your claims.

She held up his tape measure as if this somehow proved her claim.

Michael Dillon spent 10 years working to prove his claim to the title.

Along with bacon and eggs, he spread the data on the table to prove his claim.