Unauthorized money deducted from my account

Good day may you please help me to reverse the amount of R2043 deducted by FNB today. I didn't authorize this date for debit orders. They took their instalment on the 31st of January 2022 and today they deducted today which i should go and bury mu uncle with on Saturday they even saw the the reference its from club. I want it back bu tomorrow before thevend of the business day. If i dont get my refund by tommorrow i will tale it up personally and i dont onlty owe FNb when they punch my id they can see i dont even qualify for a R1000 loan. Im very angry and fustrated and i consider it as *****