custom-resource-links.html.twig

{{ drupal_block('resource_links_introduction') }}
<h2> {% trans %}Resources by Type{% endtrans %}</h2>
<div class="match-height col-sm-6">
    <h4>Type of links:</h4>
    {{ drupal_block('views_block__resource_links_block_1') }}
</div>
<div class="match-height col-sm-6">
    {{ drupal_block('resource_links_instruction') }}
</div>

custom_module.module

<?php

use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Implements hook_help().
 */
function custom_module_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the custom_module module.
    case 'help.page.custom_module':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('The Custo module provides custom configuration') . '</p>';
      return $output;

    default:
  }
}

/**
 * Implements hook_theme().
 */
function custom_module_theme($existing, $type, $theme, $path) {
	return [
		'custom_resource_links' => [
			'variables' => [],
		],
	];
}

ResourceLinks.php

<?php

namespace Drupal\custom_module\Controller;

use Drupal\Core\Controller\ControllerBase;

/**
 * Class ResourceLinks.
 *
 * @package Drupal\custom_module\Controller
 */
class ResourceLinks extends ControllerBase {

  /**
   * Page.
   *
   * @return array
   *   Render array for the page
   */
	public function page() {
		return [
			'#theme' => 'custom_resource_links',
		];
	}
}