CmdID / PowerShell / Cmdlets / Revoke
Revoke-AdfsProxyTrust
Revokes trust for all federation server proxies configured for the Federation Service. Windows Server PowerShell reference
From the Windows Server PowerShell reference 2 parameters Its page in the reference
Parameters
-Confirm, -cfPrompts you for confirmation before running the cmdlet.-WhatIf, -wiShows what would happen if the cmdlet runs.