You can use any public video post by a Page or a person as video or live video source.
1. Copy the URL of a preferred Facebook video.
2. Open Facebook's Code Configurator and paste the link there. You can also specify the preferred width of the video in pixels. Once you do that, click Get Code.
4. In a new tab, open your website's editor. Add an embed code element anywhere on your site, paste the code and click Embed code.
5. Finally, update your website and check what it looks like online!