Add node into node

Add full node into node

 
<?php
$page = node_show(node_load(7));
print render($page);
?>
 

or
$displaynode this variable should be uniq And adjust node_load() number as per node id.

 
<?php
 $displaynode = node_view(node_load('2'),'full');
 print render($displaynode);
?>

Add summary/teaser of the node into node

 
<?php
$teaser = drupal_render(node_view(node_load(4),'teaser'));  
print $teaser;
?>
 

To use in page.tpl.php

Below code are also tested in Drupal 8 $hometeaser this variable should be unique And adjust node_load() number as per node id*/

 
<?php
 $hometeaser = node_view(node_load('2'),'teaser');
 print render($hometeaser);
?>
 

Sample blackbox block

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Maecenas non porta odio, id mattis erat.

Nam sed tincidunt eros. Donec a venenatis odio, vitae commodo sem. Vivamus ullamcorper pellentesque erat, in adipiscing tortor scelerisque sit amet. Nulla pulvinar urna magna. Vivamus a ipsum lorem. Etiam adipiscing pulvinar lorem.