1. The Hindu succession law is very clear in this regard that the wife or anyone including his children cannot claim any share ion husband's properties especially self lacquered property during the lifetime of the husband.
If you still want any citation then you can make a google search on the topic.
2. As p[er law the property acquired by anyone shall be his own and absolute property which cannot confer any right on a third person be it his spouse or children or anyone at least not during his lifetime.
Her employment or nil income will not entitle her to claim any share in your property as a right.
3. Your income affidavit has nothing to do with the property you have acquired.
You were directed to submit income affidavit which would be as on the date of demand and not beyond that date.
The court has not asked you to submit yor latest income affidavit, hence you can submit an affidavit as on that date.
4. Don't get into trouble by such fancy ideas, you can discuss with your advocate instead of taking such hasty and absurd decisions.
5. Not necessary, you submit what is asked from you and don't overact due to your anxiety.
It will certainly land you in trouble.