catalog/model/account/order.php
$query = $this->db->query("SELECT date_added, os.name AS status, oh.comment, oh.notify FROM " . DB_PREFIX . "order_history oh LEFT JOIN " . DB_PREFIX . "order_status os ON oh.order_status_id = os.order_status_id WHERE oh.order_id = '" . (int)$order_id . "' AND os.language_id = '" . (int)$this->config->get('config_language_id') . "' ORDER BY oh.date_added");
>>>>
$query = $this->db->query("SELECT date_added, os.name AS status, oh.comment, oh.notify FROM " . DB_PREFIX . "order_history oh LEFT JOIN " . DB_PREFIX . "order_status os ON oh.order_status_id = os.order_status_id WHERE oh.order_id = '" . (int)$order_id . "' AND os.language_id = '" . (int)$this->config->get('config_language_id') . "' AND oh.notify = '1' ORDER BY oh.date_added");