JSFiddle - React, Tailwind, and code Playground
HTML
<div id="1" class="parent">
<h2>Summary</h2>
<p>... bunch of content ...</p>
</div>
<div id="2" class="parent">
<h2>Statistics</h2>
<p>... bunch of content ...</p>
</div>
<div id="3" class="parent">
<h2>Outcome Statistics</h2>
<p>... bunch of content ...</p>
</div>
JavaScript
$(".parent").find("h2:contains('Statistics')").each(function(){
var div=$(this).parent();
alert(div.attr("id"));
// use div as you want
});