State Bank Of India [SBI] — Refund initiative by Amazon but still not received

Address:

SBI India

Sir,
I have ordered ESR Tempered glass on 27march 2021.it was received 31 March 2021.But I received damaged product.I have returned my product.
Amazon initiated the refund on 4th April. it was expected to come on 5 days. Amazon gave me the refund reference number: HSBCN[protected].but the STATE BANK OF INDIA has still not credited my money.

This is urgent please help me as soon as possible.

Thank you