cpt-loop

// WP_Query arguments
$args = array(
	'post_type'              => array( 'articles_posts' ),
);

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

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

// Restore original Post Data
wp_reset_postdata();