Sending me a court order via SMS for an account number that's not mine and billing for a service that was CUT OFF!!!

Telkom keeps on harassing me!!!.

'Notice of Default Judgement: ********, summons may be served and court order granted to recover R3534.10 owed to Telkom acc ********* Tel ***

This **** has to STOP!!. It's not even my account number!!!!??. They just added and added my monthly payments, after i already cancelled in December which they have full proof of as they cut off my dads DSL Wifi!!!. How can i pay for something i DONT HAVE???. Ive been with BDC wireless since December 2022!. What a HELL. How dare you summons me for having no wifi and charging me for it. Both my and dad's lines were DSL wifi, and you cut us off and kept on billing us!!!!. Im not a ****** IDIOT. And this is NOT my account number!!!!!