single.php

<?php get_header(); ?>
    <div id="primary">
        <div id="main">
            <div class="container">
                <?php
                    while(have_posts()) :
                        the_post();
                        get_template_part('template-parts/content', 'single');
                ?>

                <div class="row">
                    <div class="pages text-left col-6">
                        <?php next_post_link(''); ?>
                    </div>
                    <div class="pages text-right col-6">
                        <?php previous_post_link(); ?>
                    </div>
                </div>

                <?php
                        if(comments_open() || get_comments_number()) :
                            comments_template();
                        endif;
                    endwhile;
                ?>
            </div>
        </div>
    </div>
<?php get_footer(); ?>