where and how should i add this site map:
<?xml version="1.0" encoding="UTF-8"?>
<urlset
  xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <!-- Homepage -->
  <url>
    <loc>https://kasb-co.com/</loc>
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>
  <!-- صفحه بلاگ -->
  <url>
    <loc>https://kasb-co.com/blogs</loc>
    <changefreq>weekly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- صفحه بسته رونق -->
  <url>
    <loc>https://kasb-co.com/ronagh/</loc>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>
  <!-- فاکتورساز آیفون -->
  <url>
    <loc>https://kasb-co.com/invoice-iphone</loc>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>
  <!-- فاکتور آنلاین -->
  <url>
    <loc>https://kasb-co.com/invoice-online</loc>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>
</urlset>