Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
It testifies that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"It testifies that" is a correct and usable phrase in written English.
You can use it to refer to a statement or declaration that provides evidence as proof of something. For example, "The letter from his former employer testifies that he is highly qualified for the job."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(20)
It signifies that
it suggests that
it testifies that
it proves that
It demonstrates that
It evidences that
it indicates that
It substantiates that
The data indicates that
It discovers that
This suggests that
It highlights that
It exemplifies that
The evidence suggests that
This demonstrates that
It showcases that
It suggests that
it demonstrates that
It proves that
It acknowledges that
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
1 human-written examples
The supreme quality of their supple, sensitive, elegant arts may be the scariest thing about them, because it testifies that a civilization based on slaughter steadied and inspired human genius.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Finally, Michael Chase Michael Chase, the general manager of Shred-It, testified that his company spent several hours shredding documents from Andersen at roughly the same time.
News & Media
At an F.D.A. meeting in June about the drug, several women who had taken it testified that it was the first medication that had ever enabled them to lead more normal lives.
News & Media
Under questioning by prosecutor Steve Kwok, a former Queens resident who said he did not see the stabbing but called 911 after it, testified that Junior left the bar after Silva was knifed.
News & Media
It testified that animals which received laminectomy only did not have spinal cord injury.
It is easy to testify that assumption holds and so are conditions (i)–(v) of Theorem 4.5.
Other witnesses testified that phone hacking was rife at The Mirror, but Mr. Morgan repeatedly testified that it was not and that he knew nothing about it.
News & Media
It also testifies that the proposed stepsizes and algorithms in this paper can give better performance.
It further testifies that the GSSCFR can effectively combine the chemical reaction with heat transfer by using the powder as a heat carrier.
Science
One of them, Daniel Rosen, presented with one of his own e-mails, first insisted hed never actually sent it — then testified that even as he wrote it, he didnt believe it.
News & Media
It is testified that that the LaIII ion is a good candidate for hydrogen storage that six H2 molecules can be chemisorbed.
Expert writing Tips
Best practice
Use "It testifies that" to formally introduce a piece of evidence or a statement that supports a particular claim or argument, ensuring clarity and emphasis in your writing.
Common error
Avoid using "It testifies that" in casual conversations or informal writing. Opt for simpler, more direct alternatives like "It shows that" or "It proves that" for a more natural tone.
Source & Trust
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "It testifies that" functions as an introductory phrase. It is used to introduce a statement or piece of evidence that supports or proves a particular claim. As confirmed by Ludwig AI, the phrase is grammatically correct and usable in written English.
Frequent in
Science
33%
News & Media
33%
Formal & Business
33%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "It testifies that" is a grammatically correct and usable phrase that acts as an introductory element used to present evidence supporting a claim. Though recognized as correct by Ludwig AI, it remains relatively rare, with primary contexts in science, news, and formal business settings. It's best suited for formal and scientific registers and less ideal for casual writing. Alternatives such as "it demonstrates that" or "it proves that" may be more fitting in informal settings.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
It corroborates that
Highlights the action of confirming or supporting a statement with additional evidence.
It demonstrates that
Highlights the action of showing or proving something through evidence.
It evidences that
Focuses on providing tangible proof or documentation.
It substantiates that
Uses "substantiates" to imply providing evidence or support for a claim.
It clarifies that
Emphasizes making something easier to understand or more explicit.
It exemplifies that
Uses "exemplifies" to suggest providing a clear example or illustration.
It discloses that
Emphasizes the act of revealing or making something known.
It identifies that
Focuses on pointing out or recognizing a specific detail or fact.
It submits that
Suggests presenting something for consideration or judgment.
It tells that
A more direct way of saying that something provides information.
FAQs
How can I use "It testifies that" in a sentence?
Use "It testifies that" to introduce a fact or piece of evidence that supports a claim. For example, "The document "it testifies that" the company was aware of the risks involved".
What are some alternatives to "It testifies that"?
Alternatives include "it shows that", "it proves that", or "it demonstrates that". Choose the alternative that best fits the context and desired level of formality.
Is "It testifies that" suitable for informal writing?
While grammatically correct, "It testifies that" is more appropriate for formal or academic writing. Simpler phrases are better suited for informal contexts.
What's the difference between "It testifies that" and "It suggests that"?
"It testifies that" implies a stronger level of evidence, suggesting proof or confirmation. "It suggests that", on the other hand, implies a possibility or indication but not necessarily conclusive proof.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested