The phrase "a powerful confirmation of" is correct and usable in written English.
It can be used when emphasizing the strength or significance of evidence or support for a particular claim or idea.
Example: "The recent study serves as a powerful confirmation of the theory that climate change is accelerating."
Alternatives: "a strong affirmation of" or "a compelling validation of".
It was a powerful confirmation of a vague inner sense of myself that I had always carried.
In addition, in order to obtain a powerful confirmation of the 20 SNPs associated in the present study, our analysis included results obtained with the MAF threshold higher than 10%, following the strategy reported in recent studies carried out in tomato, where this threshold was preferred [ 15, 20].
Drill down further into the figures and apparently the cellular-enabled version accounts for 60% of these Asia sales - a powerful confirmation that Series 3 and its LTE capabilities have been extremely meaningful to customers.
The 53-tooth count of certain gears, the team said, was "powerful confirmation of our proposed model of Hipparchos' lunar theory".
The new targeted inactivation of genes in zebrafish by using CRISPR/ Cas9 provides rapid and powerful confirmation of the bona fide target of the inhibitor.
In the same vein, stelae bearing royal portraits may have been magically loaded extensions of the royal person (uba 'his self'), extremely powerful confirmations of political and religious authority.
The use of yeast deletion strains to complement the parasite evolution studies provides a powerful method of confirmation.
As Kimball prayed, many in the group recorded feeling a powerful spiritual confirmation.
These findings provide powerful experimental confirmation of the Rule and the principle on which it is based.
There are three kinds of test case confirmation targets after applying a patch; one is a confirmation of normal functioning, one is a data normality confirmation, and the other is a confirmation of performance.
