Indian Bank — Refund initiated by amazon but not receive in account

Address:

Patna

Sir, I order product from amazon on 15/02/2021 which is cost of 2350rs, same day I cancelled and amazon initiated refund on 15/02/2021 and give me refund reference number-451640 but till today 25 Feb I do not get refund. Again in 17feb2021 I order product 2 times 2350rs, same day I cancelled and amazon initiated refund on 17/02/2021 and give me refund reference number-74332741049104860309547 and[protected].. But till today I Donot get refund. Again in same date 17/02/2021 I order 1300 rs product and same I cancel and get refund reference number - 74332741049104839142474.please help me sir for refund my money. I pay by Indian bank debit card, my account no-[protected].