The Nahi (forbiddance) related to Tasarrufaat (transactions) and ‘Uqood (contracts) like trade, hiring and marriage amongst others, either represents a Nahi that returns to the ‘Ain (essence) of the contract or a Nahi returning back to a matter linked, connected or adjoined to it.

1 – If the Nahi is directed towards the ‘Ain (essence) of the contract or the Tasarruf (conduct/transaction), then there is no doubt that it impacts upon the transactions and contracts and makes them Baatil (invalid) or Faasid (corrupted). That is due to the statement of the Messenger of Allah (saw):

That means that it is not Saheeh (valid) and not Maqbool (acceptable). There is no meaning for it being described as Mardood (rejected) except Al-Butlaan (invalidity) or Al-Fasaad (corruption). Ibn ‘Umar made deduction upon the Butlaan and the Fasaad of marriage to the Mushrikaat (female polytheists) based on His Qawl (swt):