Girls, they're already 30 weeks and haven't prepared anything for the …

Girls, they're already 30 weeks and haven't prepared anything for the maternity ward (bag). Tell me what needs to be collected? I understand that the hospital gives a list of things you need. I saw this list there, but it's not really necessary. But I would like to overprepare. What is the most urgent thing to take with you to the maternity ward right away?