It would be "gravely prejudicial" if Prime Minister Najib Abdul Razak is not allowed to intervene in a lawsuit seeking the disclosure of his bank accounts, argued his lawyer Mohd Hafarizam Harun.

He told reporters that Najib has a legal interest in the case because it is his bank account that the plaintiff Zaid Ibrahim is asking for.

“We submitted that our client (Najib) has the nexus between (AmBank Islamic Berhad), which is the bank in which my client operates an account, and Zaid Ibrahim, who is the person asking for its production...