cavimaster

Show content of any selected page in a widget.
In the back office, on your post page, check the checkbox “Add this page on widget”. 
This selected page, appears finaly in your “Page on widget” widget. 
Drag and drop your widget on widget-zone like you want. 
Show or unshow the page title 
Limit content lenght with number of words. 
Custom the read more link.
<h4>Exemple</h4>
<ul>
<li>create a widget zone in top of the home page on your custom template</li>
<li>Select with the checkbox your welcome or about page on back-office</li>
<li>Put the “page on widget” widget on your new widget-zone</li>
<li>You ave now home page with first, a welcome or about page and after the normal posts order</li>
</ul>
Widget options: show or not page title || limit words of content || “read more link” custom
<a href="http://www.devsector.ch/index.php/wordpress" rel="nofollow ugc">devsector.ch</a>
<a href="http://www.devsector.ch/cavimaster/category/developpement/" rel="nofollow ugc">Cavimaster blog</a>

Page on widget

Show content of any selected page  in a widget

petebofs

The plugin “Paged Post List Shortcode” adds the shortcode [list_posts_paged] for showing your posts or articles with pagination. It provides options that control which posts to show, what info to show for each post, and how many posts to display per page. You can style the HTML output using CSS.
<ul>
<li><a href="https://troosoft.com/paged-post-list-shortcode" rel="nofollow ugc">Options and Styling</a></li>
</ul>

Paged Post List Shortcode

Display a list of items (posts or pages) with pagination. Use shortcode: [list_posts_paged]

Page on widget vs Paged Post List Shortcode