I have claimed & received the game controller but no pass as of yet. here is a part copy of the confirmation email I received.
Thank you for taking part in the Samsung TabS7 Pre-Order promotion.
Great news! Your reward for this claim is ready to be dispatched out to you.
Your reward will be sent out to the address you provided to us when submitting your claim within the next 5 working days. Once your reward is with our courier, they will send you a further update to confirm it is on its way. For customers who have selected the Gaming reward, you will be emailed your Xbox Game Pass Ultimate code once this is realeased on 15th September.
Enjoy your reward!
There's also a link provided in the email, so you can see the most asked questions about the promotion.