https://learn.microsoft.com/en-us/dotnet/api/system.xml.xmlnodechangedeventargs.node?view=netframework-4.8.1&viewFallbackFrom=net-10.0
XmlNodeChangedEventArgs.Node Property (System.Xml) | Microsoft Learn
Gets the XmlNode that is being added, removed or changed.
property systemnodexmlmicrosoftlearn