slides

$

// WP_Query arguments
$args = array (
	'post_type'              => 'slides',
	'posts_per_page'         => '3',
);

// The Query
$query_slides = new WP_Query( $args );

// The Loop
if ( $query_slides->have_posts() ) {
	while ( $query_slides->have_posts() ) {
		$query_slides->the_post();
		// do something
	}
} else {
	// no posts found
}

// Restore original Post Data
wp_reset_postdata();