Wordpress get custom post by custom tags.

gistfile1.txt

		$terms = get_the_terms( get_the_ID(), 'podcast-tag' );

		if ( $terms && is_array( $terms ) ) {
			foreach ( $terms as $term ) {
				$termlists[] = $term->slug;
			}
		}

		$query_args = array(
			'post_type'      => 'podcast',
			'post_status'    => 'publish',
			'posts_per_page' => 3,
			'tax_query'      => array(
				array(
					'taxonomy' => 'podcast-tag',
					'field'    => 'slug',
					'terms'    => $termlists,
				),
			)
		);