JSFiddle - React, Tailwind, and code Playground
HTML
<div id='parent1'><br/>
<div id='parent2'><br/>
<span id="HA!"><p id='element1'>Test</p></span><br/>
</div><br/>
<div id='parent3'><br/>
<span><p id='element2'>Test</p></span><br/>
</div><br/>
</div>
JavaScript
alert($('#element1').parents().eq(0).attr("id"));