Create a wiki page, and put in content like this:
<nowiki><pre>
&lt;div dir="rtl">
שלום
&lt;/div>
</pre></nowiki>

The resultant web page has this instead of what was asked for:
<nowiki><pre>
&lt;div class="content">
&lt;p>
שלום
&lt;/p>
&lt;/div>
</pre></nowiki>