GetAListOfOrderStatusProgrammatically

OrderStatus.php

<?php

declare(strict_types=1);

namespace MageVision\Blog49\Model;

use Magento\Sales\Model\ResourceModel\Order\Status\CollectionFactory;

class OrderStatus
{
    /**
     * @var CollectionFactory $statusCollectionFactory
     */
    protected $orderStatusCollectionFactory;

    /**
     * @param CollectionFactory $orderStatusCollectionFactory
     */
    public function __construct(
        CollectionFactory $orderStatusCollectionFactory
    ) {
        $this->orderStatusCollectionFactory = $orderStatusCollectionFactory;
    }

    /**
     * Get order status options
     *
     * @return array
     */
    public function getOrderStatusOptions(): array
    {
        $options = $this->orderStatusCollectionFactory->create()->toOptionArray();
        return $options;
    }
}

system.xml

...
<field id="blog_49_order_status" translate="label" type="select" sortOrder="10" showInDefault="1" showInStore="1" showInWebsite="1">
  <label>Order Status</label>
  <source_model>Magento\Sales\Model\ResourceModel\Order\Status\Collection</source_model>
</field>
...