Claim of right repayment on New Jersey state return

In 2021, I had to pay back an income in excess of $3,000 from 2020. I need claim the taxes paid/get a credit on 2021 tax return.

 

For federal tax return, I found instructions here for getting a take a refundable credithttps://ttlc.intuit.com/community/unemployment-taxes/help/what-is-a-claim-of-right-repayment/00/2153...

 

However I don't know how to claim a credit on New Jersey tax return. Appreciate any help.