The sermon on the home page that come with the dummy import is Vamtam Drag and Drop element set to publish only one (the recent one) sermon post. You can edit the element's settings using the Vamtam Drag and Drop editor, please see the screenshots below:







and the Sermons element's settings: 





For more details about the Vamtam Drag and Drop builder, please check this guide: Guide to VamTam Drag and Drop Builder / Visual Composer