12 weeks with stomach pain is it normal advice

amy • 2 kids,1 angel baby,#3 on the way married 11 years
Hi I have been having pain at the top of my stomach for 3 days now some times it hurt when I sit up or lay on my left in order not to be in pain I have to lay on my back I'm not sure why I'm having this pain. Is it normal to have this pain? I don't have pain no where else just at the top