Stop spam calls

Ok we got a text from this number saying our card had bees used fraudulently and to text Y or N and use a three digit code. We did not do this but instead called Santander on the number on the back of our bank card. Once we got through it was Santander who had sent the text (although they also said that scammers are cloning their phone number) and they have stopped 4 transactions from Uber Eats. They are going to refund the first successful payment taken, have stopped the further 3 requests a