laravel 8 password confirmation validation

// password field like this
<input type="password" name="password"/>
  // matching field like this
//{field}_confirmation
  <input type="password" name="password_confirmation"/>
  //validation rule
  'password' => 'required|min:6|max:25|confirmed',

$this->validate($request, [
    'name' => 'required|min:3|max:50',
    'email' => 'email',
    'vat_number' => 'max:13',
    'password' => 'required|confirmed|min:6',
]);