Magento1.x version we can use this
For Phtml File
<?php echo $this->getLayout()->createBlock(‘cms/block’)-&gt;setBlockId(‘block_identifier’)-&gt;toHtml(); ?>
Use Phtml In static block
{{block type=”core/template” template=”test/test.phtml”}}
Magento2.x
For Phtml File similarly to Magento 1
<?php echo $block-&gt;getLayout()-&gt;createBlock(‘Magento\Cms\Block\Block’)->setBlockId(‘block_identifier’)->toHtml();?>
Use Phtml In static block
{{block class=”Magento\\Cms\\Block\\Block” block_id=”block_identifier”}}