A signed copy of a transcript of New Zealand Prime Minister Jacinda Ardern insulting an opposition leader has sold for more than NZ$100,000 ($63,200).

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The offensive comment was picked up by microphones following a heated exchange with ACT party leader David Seymour.

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Ms Ardern later apologised for the remark before Mr Seymour proposed they join forces to raise money for New Zealand's Prostate Cancer Foundation.

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The PM thanked everyone who bid after the charity auction ended on Thursday.

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During a lively parliamentary debate last week, Ms Ardern took issue when Mr Seymour, leader of the right-wing libertarian ACT party, asked her to give an example of her "making a mistake, apologising for it properly, and fixing it".

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Ms Ardern defended her Labour government's record before sitting down and quietly muttering: "Such an arrogant prick."

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The remark was picked up by her microphone and preserved in the official parliamentary record, Hansard, after Mr Seymour asked for an apology.

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News source:BBC NEWS

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