To Christians, the single source of truth is Jesus Christ. To the Nelson Marlborough District Health Board, it's going to be the new general manager of corporate services.
Faced with a management restructuring and a challenging deficit, the board knows just what it needs: a "single source of truth".
That's what the board is seeking in its Replica watches corporate services general manager, according to its situations vacant advertisement published on Wednesday.
The board's departing general manager of finance and commercial, Nigel Trainor - whose job will be covered by the new corporate services manager - explained that rather than being an agent of divine communication, the "single source of truth" would be responsible for providing authoritative information on the board's work.
"If you get a couple of analysts looking at something, they can interpret things differently, so what we're looking for is to get one interpretation of the information we've got and work with it from that way."
And while the wording might raise eyebrows outside the corporate world, recruitment experts are impressed.
Replica watchesEQI Global principal Graham Ewing said he hadn't encountered the phrase, but he liked it.
His company operates nationally and is recognised as a specialist in health service executive recruitment.
"It's a very valid way of trying to communicate a message in a few words where you've got to pay for every word," Mr Ewing said.
"Good on them for being innovative, enterprising, and looking to convey something that's different. Clearly they're very conscious of needing to drive an efficient and effective organisation, and I suspect they will be after someone who really appreciates the challenges of what they're trying to deliver from constrained resources."
Nelson recruitment specialist Judy Fanselow of Fanselow Bell also approved.
She said corporate services would likely cover information technology, finance and human resources. "Providing robust, sound data on which they can make decisions is what I'd be thinking they mean by that - Replica watches really reliable information.
"I quite like it," she said. "That's great, a creative ad."