Sentence The phrase 'oath about' is not correct and not usable in written English.
If you are referencing an oath, you can say something like "He took an oath to protect his country" or "She made an oath to uphold the law".
Lying (under oath) about sex.
He has agreed to answer questions under oath about his role in both matters.
Ms Jones was jailed for lying under oath about her drugtaking.
His lawyers said they hoped to question jurors under oath about their decision-making process.
Reviewing Wiesel's novel "The Oath," about a pogrom, Wieseltier criticized Wiesel for "turning history into legend".
It was the fifth time the vice president was questioned under oath about fund-raising issues.
In particular, she will be asked to provide information under oath about Mr. Taubman.
Trump wouldn't have to testify under oath about his sexual behavior.
Prosecutors need to prove that Bonds knew he was using steroids and lied under oath about it.
They were eventually freed when a police officer admitted he had lied under oath about a key piece of evidence.
She said he had lied under oath about his net worth, as well as conducted mail and wire fraud.
