NZ First leader Winston Peters has clarified Hipkins' ex-wife Jade Paul does not work for his party or have any affiliation or role with it.

It was understood Paul worked as a ministerial advisor for Cabinet minister Casey Costello, prompting rumours about the intent of the infamous social media post. 

Newstalk ZB senior political correspondent Barry Soper says Peters said he's not interested in weighing in on the personal relationship of the Labour leader.

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