vitalyu

You can create an Article in Zendesk and say WordPress to sync this article content from WordPress post/page. 
Each time you update this WordPress’s page/post it will automatically update the article in Zendesk.

WordPress Page to Zendesk Article

Wordpress Page/Post to Zendesk Article Synchronization Plugin

Elevio by Dixa

Elevio gives your users a better way to access the help they need to get their job done.
Installing this plugin also allows you to sync your WordPress posts with Elevio, so you can display your WordPress hosted content as help articles through the Elevio Assistant.
If you have WPML installed, you can also sync over multi-lingual content to Elevio.
Elevio is a product by Dixa.com
We provide a free 14 day trial, create an account at https://elev.io/register

Elevio

Elevio for WordPress plugin that integrates with your existing knowledge base, chat client, support system and more

WordPress Page to Zendesk Article vs Elevio