Get custom taxonomy value of post and output posts in same taxonomy

try with this function

function get_posts_in_taxonomy($post_type, $taxonomy, $term_id, $include_children=false, $limit)
{
$args = [
    'post_type'      => $post_type,
    'posts_per_page' => $limit,
    'tax_query' => [
        [
            'taxonomy'         => $taxonomy,
            'terms'            => $term_id,
            'include_children' => $include_children
        ],
    ],
    // Rest of your arguments
];

$posts = new WP_Query( $args );

if($posts->have_posts()) {
    while($posts->have_posts()) {
        $posts->the_post();

        //code todo here

    }
}
} //end func

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)