If you want to show a facebook page’s content into your website is’s simple, no programming required.
Go to https://developers.facebook.com/docs/plugins/page-plugin/ and fill up the setting and then generate code. After generate code just paste the code into your webpage where you want to show facebook’s post.
For sample :
Paste the code into just after body tag start.
<div id="fb-root"></div>
<script async defer crossorigin="anonymous" src="https://connect.facebook.net/en_GB/sdk.js#xfbml=1&version=v10.0&appId=1649340968688479&autoLogAppEvents=1" nonce="i2gsfUyF"></script>Then paste the code where you want to appear posts.
<div class="fb-page" data-href="https://www.facebook.com/facebook" data-tabs="timeline" data-width="" data-height="" data-small-header="false" data-adapt-container-width="true" data-hide-cover="false" data-show-facepile="true"><blockquote cite="https://www.facebook.com/facebook" class="fb-xfbml-parse-ignore"><a href="https://www.facebook.com/facebook">Facebook</a></blockquote></div>