The phrase "sought verification from" is correct and usable in written English.
It means to attempt to gain confirmation that something is true or accurate. For example: The scientist sought verification from other experts in the field before publishing his findings.
The phenomenon in Greenland was so unusual and unexpected that researchers at Nasa's Jet Propulsion Laboratory (JPL) in Pasadena, California initially could not believe what they were seeing and so quickly sought verification from colleagues elsewhere.
After Silver questioned the Oklahoma results as being too bleak, both think tanks sought verification from Strategic Vision.
The WHO country office in turn sought verification from the country's health authorities.
As for febrile convulsions reported in 2010, we cross-checked records of children with febrile convulsions identified in 2008 and 2009 with the ACIR and sought verification from the child's primary care givers and/or the child's vaccination provider.
During the entire data collection, the spouses expressed and showed a need to test and check the PPAP, and they sought verification from the researcher regarding their use and handling of the ICT.
Their uncertainty was demonstrated in their attempts to seek verification from the interviewer, as shown in the end of excerpt 4.
"We're seeking verification of those opinions from references," Vanderziel says.
Representatives from the companies had not, at press time, returned Forbes.com's e-mail messages seeking verification of facts obtained from the sites.
A variation on this theme is an e-mail purporting to be from your bank seeking verification of your account information.
Other reporters approached Michaelis, seeking verification.
Marsh did not return calls seeking verification.
