What should a person who accumulated his wealth from haraam sources do?

Ruling on money earned from haraam sources

He took some money by force from a man and he wants to repent

Cheating at work to get extra travel expenses

Well-off people taking things that are only for the poor from a kaafir state

Taking an orphan’s property is stealing

Kuwaitis being paid through the United Nations for the delay in compensation from the Iraqis

He stole money and gave it to his father

Their father left behind haraam money

Lying to the government in order to receive assistance