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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
we have previously confirmed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "we have previously confirmed" is correct and usable in written English.
You can use it when referring to information or agreements that have been established in prior communications. Example: "As per our last meeting, we have previously confirmed the project timeline and deliverables."
✓ Grammatically correct
Science
News & Media
Alternative expressions(18)
we have already verified
we have already confirmed
we have previously established
it has been previously confirmed that
we have previously discussed
we have previously reported
we have already known
we already checked
we have already fixed
we have already established
we have already demonstrated
we have already discussed
we previously inspected
we have already paid
we've already established
we have already convinced
we have already determined
we have already informed
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
24 human-written examples
"As we have previously confirmed, our security representatives interviewed David Jacobs on two occasions.
News & Media
Late last week, TechCrunch asked Facebook about its progress on Unsend ahead of the six month mark, and the company told us "Though we have nothing to announce today, we have previously confirmed that we intend to ship a feature like this and are still planning to do so".
News & Media
Rumours of big tech suitors like Google sniffing around could also be a way for Waze investors to try to leverage more out of an acquisition — by making other suitors, such as Facebook (whose up to $1 billion interest in Waze we have previously confirmed), up their own offers.
News & Media
Pericellular proteolysis is significant for many processes [3], [49], [51] and we have previously confirmed this for MT1-MMP mediating collagen cleavage for a migrating cell [50].
Science
We have previously confirmed an absence of systematic genetic differences between cases and controls and shown no evidence of population stratification in these sample sets [12], [13].
Science
We have previously confirmed person-to-person transmission in 2 of these 14 clusters (26, 27).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
35 human-written examples
There is at least one other Google Voice app already available on the App Store, called VoiceCentral, and we've previously confirmed that Google has an official app in the works.
News & Media
We've previously confirmed that a very small number of people have already been able to port their numbers over, and that Google hopes to roll it out later this year, though the logistical hurdles involved are huge.
News & Media
"We had previously confirmed that al-Shabaab infiltrated the young people who came out to rap and dance with Waayaha Cusub in Eastleigh," said Daniel.
News & Media
8019839) using batches we had previously confirmed to be free of innate immune activating substance in assays performed as described elsewhere [9].
Science
We had previously confirmed that the transfection by this NPRL2 vector could indeed express exogenous NPRL2 protein in vitro and in vivo [5] by using anti-NPRL2 antibody purchased from Abcam (Cambridge, MA).
Science
Expert writing Tips
Best practice
Use "we have previously confirmed" to refer back to specific statements, findings, or agreements that are relevant to the current discussion. This helps maintain clarity and avoid redundancy.
Common error
Avoid starting every section or report with "we have previously confirmed". Vary your phrasing by using synonyms or rephrasing the information to keep your writing engaging and fresh.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "we have previously confirmed" functions as a reporting verb phrase. It explicitly references information that has been validated at an earlier point. As Ludwig AI indicates, this construction is grammatically correct and widely used.
Frequent in
Science
70%
News & Media
22%
Formal & Business
8%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "we have previously confirmed" is a grammatically sound and frequently used expression to refer back to previously validated information. As confirmed by Ludwig AI, it functions as a reporting verb phrase primarily used in scientific and news contexts, adding credibility by referencing past validation. While versatile, it's best to avoid overuse in introductory statements. Consider alternatives like "we have already confirmed" or "we have previously established" for variety. When using this phrase, remember to explicitly link it to specific statements or agreements to ensure clarity and prevent redundancy.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
we have already confirmed
Replaces 'previously' with 'already', emphasizing immediacy of confirmation.
we have previously established
Substitutes 'confirmed' with 'established', suggesting a more formal and definitive validation.
we have previously verified
Replaces 'confirmed' with 'verified', emphasizing the accuracy and correctness of the information.
it has been previously confirmed that
Adds a passive voice structure, distancing the speaker from the confirmation but emphasizing the fact itself.
we have earlier confirmed
Replaces 'previously' with 'earlier', indicating a confirmation at a more recent time.
we had confirmed earlier
Changes to past perfect tense, implying the confirmation happened before another past event.
it is already known that
Shifts focus from our action to the state of being known, implying widespread awareness.
as we confirmed before
Uses a more conversational tone, highlighting a reminder of a past confirmation.
we have demonstrated before
Emphasizes a practical display or proof of something rather than just confirmation.
our previous findings confirm
Changes from active to passive and from 1st person to 3rd person, focusing on the findings rather than the actor.
FAQs
What can I say instead of "we have previously confirmed"?
You can use alternatives like "we have already confirmed", "we have previously established", or "we have previously verified" depending on the context.
How do I use "we have previously confirmed" in a sentence?
The phrase "we have previously confirmed" is typically used to reference a fact, agreement, or finding that has been established in an earlier discussion or publication. For example, "We have previously confirmed the project timeline, and this remains unchanged."
Is it redundant to say "we have previously confirmed"?
While it can sometimes be redundant, "we have previously confirmed" is useful when you want to explicitly remind the reader of a past confirmation, especially if the information is critical to the current discussion.
What's the difference between "we have previously confirmed" and "we confirm"?
"We confirm" indicates a new confirmation, while "we have previously confirmed" refers to something that was confirmed at an earlier time. Using "we have previously confirmed" emphasizes the history of the confirmation.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested