Urgent info needed regarding amount deposited in bank

You must deposit this money as soon as possible into your bank account.
Though there might be a possibility that you might get a Notice from Income Tax Department seeking explanation about the source of such deposit - So you should better start arranging your papers say Form 16 or Salary Slips, Form 16A , your bank statements etc and put them together in a File so that you can present them as and when needed.

I dont have any of the items mentioned by you as after shifting to my hometown I thought its unnnecessary to keep it. The salary account got closed long bank too.