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<!DOCTYPE html>
<html>
<head>
<style>
.siblings * { 
  display: block;
  border: 2px solid lightgrey;
  color: lightgrey;
  padding: 5px;
  margin: 15px;
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("h2").prevAll(".first, .second, .third").css({"color": "red", "border": "2px solid red"});
});
</script>
</head>
<body>
<div style="width:500px;" class="siblings">
  <h3 class="third">h3 class "third"</h3>
  <span>span</span>
  <span class="second">span class "second"</span>
  <span class="second">span also class "second"</span>
  <p>p</p>
  <p class="first">p class "first"</p>
  <p>p</p>
  <h3>h3</h3>
  <h2>h2</h2>
  <span>span</span>
  <p>p</p>
</div>
<p>In this example, we return all elements with class names "first", "second" and "third", that are previous siblings of the li element with class name "start".</p>
</body>
</html>