Help for a ff (remember a scene only)

can any tell me a ff i just remember a specific scene of it at that was something like 

arnav blackmailed khushi for marriage and they got married however one day anjali and payal take her out to shopping and khushi enters in a jewellery showroom where the sales lady insult her that if she cant afford thn she shldnt have tried that chain and arnav comes there and ask the shop owner to through tht lady out and buys tht piece for khushi. however khushi give that piece to hari parakash when she reaches shantivan.