All idioms
idiom

the proof is in the numbers

the PROOF iz in the NUM-berz

ðə pruːf ɪz ɪn ðə ˈnʌmbərz

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Syllable breakdown

theproofisinthenumbers

Dictionary meaning

quantitative evidence provides the definitive confirmation of whether something is working or true; claims should be validated against measurable data rather than accepted on assertion alone

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