/ˈwɪtnɪs ɒn oʊθ/ – Phrase
Definition: nhân chứng có tuyên thệ.
A more thorough explanation: A witness on oath refers to an individual who has been sworn in or affirmed to tell the truth before providing testimony or evidence in a legal proceeding, such as a court case or deposition. By taking an oath, the witness is legally bound to provide truthful and accurate information to the best of their knowledge and belief. Failure to do so may result in penalties for perjury or contempt of court.
Example: The witness was required to give their testimony on oath before the court.