nav-below.php

<?php
global $wp_query;

$big = 999999999; // need an unlikely integer

echo paginate_links( array(
	'base' => str_replace( $big, '%#%', esc_url( get_pagenum_link( $big ) ) ),
	'format' => '?paged=%#%',
	'current' => max( 1, get_query_var('paged') ),
	'total' => $wp_query->max_num_pages,
	'show_all'     => True,
	'prev_text'    => __('« newer articles'),
	'next_text'    => __('older articles »')
) );
?>