add html after div jquery

$( "<p>Test</p>" ).insertAfter( ".inner" );

$( ".inner" ).after( "<p>Test</p>" );

<div class="container">
  <h2>Greetings</h2>
  <div class="inner">Hello</div>
  <div class="inner">Goodbye</div>
</div>
<script>$( "<p>Test</p>" ).insertAfter( ".inner" );</script>