swear-to
n.— «Ingham County Prosecutor Stuart Dunnings III requested the Monday morning hearing—often called a “swear-to,” where police present facts needed to issue an arrest warrant—be sealed.» —“Evidence in arrest of doctor is sealed” by Kevin Grasha Lansing State Journal (Michigan) June 7, 2006. (source: Double-Tongued Dictionary)
Further reading
When a teenager went a week without talking as part of a school project, he noticed a surprising side effect: Instead of rehearsing a response to what other people were saying to him, he was focused on listening — and feeling smarter as a result...
Martha recently found a 1938 letter that her grandfather sent to the local police chief in Virginia’s Shenandoah Valley. It concerns a suspected thief who her grandfather thought might be persuaded to confess because, he wrote,, the young man surely...