Please follow the given steps to configure Services Section:

• Go to Appearance> Customize>Homepage Settings>Service Section
• Check Enable Service Section to display it on the homepage
• Select a page for the service section.
• • The title of the selected page will be displayed as the section title
  • The content of the selected page will be displayed as the section description.
• Select Post One, Post Two and Post Three   for Service Section.
• • The Featured Image of the selected post will be displayed under the Service section
  • The content of the selected post will displayed under the section.
• Click Save and Publish.