The confirmation is that it is a nothing burger is contained in the original link. It says it is from a tell all book based on an “interview” with the author from months ago. But we all know how things like this are pulled out of context.
Most things with Trump are taken out of context by the media and the other institutions that oppose him, but everyone of us could clearly see Trump saying it. Many of us said it ourselves, but we are not President. He was and in a just world would still be President right now.