zen-8.x-7.0-alpha15/STARTERKIT/components/base/forms/forms-label.twig

<div>
  <label class="{{modifier_class}}" for="lableInputText">A label for a text input</label>
  <input type="text" id="lableInputText" placeholder="Enter some text">
</div>

<div>
  <label class="{{modifier_class}}"><input type="checkbox"> A label wrapped around a checkbox</label>
</div>