IDBI Bank — Refund initiated amazon but not receive

Address:

Rajasthan, Banswara-327001

Sir
I have ordered a Add me Chunda Pickle Sweet Mango jeera Chutney on 27/06/2021.It was to be recieved on 02/07/2021.But I have returned my product.
Amazon initiated the refund on 03/07/2021 and it was expected to come on 07/072021.
Amazon gave me the reference id[protected] but the IDBI bank has still not credited my money.
This is urgent please help me as soon as possible.