PAY BACK MY MONEY

I made payments to Sasfin Bank on incorrect instructions from them - try to invest money - Sasfin Bank send the money back to ABSA after two days, because they do not want to take the responsibility for the incorrect instructions. After many emails and calls to call centers to ABSA, to release the money back into my account - I STILL DO NOT HAVE THE MONEY IN MY ACCOUNT - this is going on for more than a week now!!