How to display multiple blocks on one page

I want to display several Blocks on one page, but only the last block is displayed

<!– Section Home –>
<?php the_content(); ?>
<h1><?php block_field( ‘block_lab__page_home__section_home__headline’ ); ?></h1>
<span><?php block_field( ‘block_lab__page_home__section_home__headline_sub’ ); ?></span>
” class=”d-none” alt=””>
” class=”d-none” alt=””>

<!– Section Footer–>
<h2><?php block_field( ‘block_lab__seo_text__headline’ ); ?></h2>
<?php block_field( ‘block_lab__seo_text__text’ ); ?>

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