Updated answer below
<?php
define('WP_USE_THEMES', false);
require('blog/wp-blog-header.php');
?>
<div class="row row-60 row-sm">
<?php
$args = array( 'numberposts' => 3, 'post_status'=>"publish",'post_type'=>"post",'orderby'=>"post_date");
$postslist = get_posts( $args );
foreach ($postslist as $post) : setup_postdata($post);?>
<div class="col-sm-6 col-lg-4 wow fadeInLeft">
<!-- Post Modern-->
<article class="post post-modern"><a class="post-modern-figure" href="https://wordpress.stackexchange.com/questions/316782/<?php the_permalink( $post->ID ); ?>" target="_top">
<?php echo get_the_post_thumbnail( $post->ID ); ?>
<div class="post-modern-time">
<!-- <time datetime=""><span class="post-modern-time-month">07</span><span class="post-modern-time-number">04</span></time> -->
<time datetime=""><span class="post-modern-time-number"><?php echo get_the_date( 'd/m', $post->ID ); ?></span></time>
</div></a>
<h4 class="post-modern-title"><a href="https://wordpress.stackexchange.com/questions/316782/<?php the_permalink( $post->ID ); ?>" target="_top"><?php the_title(); ?></a></h4>
<p class="post-modern-text"><?php the_excerpt(); ?></p>
</article>
</div>
<?php endforeach; ?>
</div>
Please try and let me know if any query.