Indian Bank — Refund is initiated by amazon but still not received in bank account it has been to mounths

Address:

Gaikawad nagar

I ordered a charger from amazon they Sent duplicate or unstandardized Charger amd I returned the charger to amazon pick boy at 18 November and I checked my refund status the status was showing that your refund will be Sent by 23rd November but i didn't received the refund. And I Called the Amazon customer care they told me that your refund is initiated. After that I received a refrence ID[protected]
but I didn't received the amount in my bank account it has been 2 mounths
still The amount is not received