function new_excerpt_more( $more ) {
    return ' <a href="'. get_permalink( get_the_ID() ) . ' '
           . __('<br/><br/> Read More') . '</a>';
    }

    add_filter( 'excerpt_more', 'new_excerpt_more');

function new_excerpt_more( $more ) {
    return '<br/><br/>Read More';
}
add_filter( 'excerpt_more', 'new_excerpt_more');

function read_more_modif(){
    $readmore = "make your custom text her" ;
    return '<div class="lireSuite"><a href="' . get_permalink() . '">"'.$readmore.'</a></div>';
    }

add_filter( 'the_content_more_link', ' read_more_modif' );