Unfortunately for now this can only work from services hosting all the content. Because podcasts are hosted on their own services/servers, this cannot be done. Hopfully this will change in the future…
An error occurred while saving the commentMark Swoboda commented
I guess I don't understand your response since I see other podcast services on my Alexa app, such as stitcher. Would I be better off just using stitcher as my primary podcast app for my Alexa device?