ArminZol

 <div class="new-posts clearfix">
<div class="title-main clearfix"><h3><?php _e('محصولات تخفیف خورده'); ?></h3>
</div>
<div class="swiper-container swiper33">
<div class="swiper-wrapper">
<?php
$arms = array(
'post_type' => 'product',
'posts_per_page' => '12',
'offset' => 0,
'order' => 'DESC',
'post_status' => 'publish',
'meta_query' => array(
'relation' => 'OR',
array( // Simple products type
'key' => '_sale_price',
'value' => 0,
'compare' => '>',
'type' => 'numeric'
),
array( // Variable products type
'key' => '_min_variation_sale_price',
'value' => 0,
'compare' => '>',
'type' => 'numeric'
)
)
 
);
$the_query = new WP_Query( $arms ); ?>
<?php if ( $the_query->have_posts() ) : ?>
<?php while ( $the_query->have_posts() ) : $the_query->the_post(); ?>
<article class="swiper-slide indx-article">
<div class="img-post">
<a href="<?php the_permalink(); ?>">