"found confirmation" is correct and can be used in written English.
It is typically used when someone discovers evidence that proves or supports a belief. For example: When I checked my bank statement, I found confirmation that the money had been transferred.
We have also found confirmation that, among the batsmen, quality still counts in international Twenty20.
This last point found confirmation in outraged correspondence from several American Jews unable to resist some analogy between Iran and Nazi Germany.
In the rubble of Afghanistan we found confirmation, if any were needed, that bin Laden and the Al Qaeda network were seriously interested in nuclear, biological and chemical weapons.
But lastly, Dr. Eddy found confirmation of his findings in measurements of the concentration of the radioactive isotope carbon-14 found in tree rings, which is known to correlate with solar activity.
Dr. Toussaint and his colleagues also found confirmation for previous studies, which have indicated that the ability to forgive -- perhaps because it reduces the stress induced by holding grudges -- may be associated with health benefits.
Years later, seeking employment, she found confirmation of the self-conscious inkling that she'd had since grade school: her first name was a hindrance; she couldn't get a callback for a job.
Pessimists will find confirmation of their nightmares in "Smallpox Martyrs" and "Skyscraper Escape Devices".
Scouring the documents, we find confirmation that we are researching the right Horodok.
I was surprised to find confirmation of this point of view in a clip featured in Andreu's film.
Investors who suspect that option repricings are decidedly anti-shareholder will also find confirmation in another study to be presented at the academy's meeting.
There's so much data about that you will often be able to find confirmation of your prior beliefs if you simply look around a bit.
