If you are an Arabic native speaker where you’re more comfortable with Arabic letters and everythng Arab, you’re advised to use WordPress in Arabic which can be downloaded from www.ar-wp.com.
And if you’re more comfortable with WordPress dashboard in English or Bahasa Indonesia at the same time you would also enable Arabic fonts/letters in posts, pages and comments, you may follow this tutorial below:
1. Login to you Cpanel (yoursite.com/cpanel), find menu PHPMyAdmin.
2. Find the database of your blog. Select the table “wp_posts“, edit the field of “post_content“.
3. Change the collation in to “utf8_general_ci”
4. Save. You’re done.
cr : A. Fatih Suhud’s Blog