You do not have to accept these faulty goods and you are not liable for what happened to them; the driver is liable because of his negligence and failure to protect them from the rain.

It is prohibited to stipulate a penalty in the event of any delay in paying back a loan, or a debt resulting from a sale to be paid for at a later date, or any other kind of debt. It is permissible to stipulate that all instalments will become due immediately, or the timescale for payment will be reduced, if the debtor delays payment.