JSFiddle - React, Tailwind, and code Playground

HTML

<div id="body">
  <table id="context">
    <tr>
      <td><a>target</a></td>
    </tr>
  </table>
</div>

JavaScript

var context = $('#context');
var selector = 'table a';
var result = $(context).find(selector).addBack(selector);

console.log(result);