JSFiddle - React, Tailwind, and code Playground
HTML
<body>
<div class="texto-pagina">
<p>Hola mundo 1</p>
<p>Hola mundo 2<img src="http://www.genux.com.uy/wp-content/uploads/2014/02/go.jpg" alt="Smiley face" height="42" width="42"></p>
<p>Hola mundo 3</p>
</div>
<div class="texto-pagina">
<p>Hola mundo 4</p>
<p>Hola mundo 5<img src="http://www.genux.com.uy/wp-content/uploads/2014/02/go.jpg" alt="Smiley face" height="42" width="42"></p>
<p>Hola mundo 6</p>
</div>
</body>
JavaScript
$(document).ready(function(){
$(".texto-pagina").each(function(){
var parrafo = $(this).find('p').find('img');
parrafo.delay(1500).hide('slow');
});
});