front-page.php

 <?php {
           $rotator = new WP_Query( 'tag=main_rotating' );
         } ?>
        <div class="slider-wrapper theme-default main-image">
          <div id="slider" class="nivoSlider">
            <?php if( $rotator->have_posts() ) : while( $rotator->have_posts() ) : $rotator->the_post(); ?>
              <a href="<?php echo esc_url( get_permalink() ); ?>">
              <img src="<?php echo get_post_meta( get_the_ID(), 'large-meta-box-text', true ); ?>">
            </a>
            <?php endwhile; endif; wp_reset_postdata(); ?>
          </div>