FNB PERSONAL LOAN - Ref *** (FNBL3966)

I am so disappointment and unfair treatment I have received from FNB. I took a personal loan in 2013. I was paying it and I stopped paying due to financial strain. In 2021 I made an agreement with FNB that i will pay my loan every month for the amount of R1000.00. I have been paying my loan since 2021- till today. when i call FNB to ask for my balance my loan is still the same amount i took in 2013. My loan ref no *** (FNBL3966)