Ограничение вывода массива
<ul>
<?php $count = 0;?>
<?php if(!$comments) { echo "no comments"; } ?>
<?php foreach ($comments as $comment) { ?>
<li class="faq-trigger">
<span><?php echo $comment['name']; ?><i class="arrow-down"></i></span>
<div class="faq-text"><?php echo $comment['text']; ?></div>
</li>
<?php $count++;
if ($count >= 5) {
break;
} ?>
<?php } ?>
</ul>