Received text message from unknown number.
Hi mum, This is my new number my phone broke. You can delete my old number and save this one. Please text me when you have received this.
Ignore and block number.

Same as above

Text message saying "Hi mumss/dad this is my new phone number x can you save this one xx"

hi mums/dad I got a new number xx can you save x

Caller: I don't know

Same message as above

Hi mum This is my new number because my phone broke 0480 094 718. Can you send me a message when you've recieved this please?

Hi m'um/dad, changed my number to 0480 094 718. Let me know when you received my message ok

Just received same text message - also blocked then deleted.

I had the same message