The phrase "further revelation" refers to the idea of gaining more knowledge or information that was not previously known or understood. It means discovering new insights or truths about something. Full definition
Further revelations about discussions with politicians are also possible. (politics.co.uk)
Further revelations about the two bring not only depth to their characters, but they also turn the film on its head, many times. (epilepticmoondancer.net)
MPs have been warned further revelations of data security breaches are likely in the wake of the HM Revenue and Customs (HMRC) data blunder. (politics.co.uk)