The Biehls came to witness their testimony in front of the Truth and Reconciliation Commission, during which the four men expressed remorse and pleaded for amnesty.

贝赫尔夫妇在真理与和解委员会的面前作证，四名罪犯表达了懊悔并祈求原谅。

youdao

And they said to Jeremias: the Lord be witness between us of truth and faithfulness, if we do not according to every thing for which the Lord thy God shall send thee to us.

他们答复耶肋米亚说：“愿上主在我们中间作真实和忠信的见证，如果我们不依照上主你的天主叫你传给我们的一切话去做。”

youdao

Rule 603 states that the oath is 'calculated to awaken the witness' conscience and impress the witness' mind with the duty' to tell the truth.

CNN: Sen. Allard's closed-door impeachment statement

Testimony before a federal grand jury is given under oath, with the witness swearing to 'tell the truth, the whole truth, and nothing but the truth.

CNN: Sen. Allard's closed-door impeachment statement

And right now, we are bearing witness to the Iranian people's belief in that truth, and we will continue to bear witness.

CNN: Obama to Iran: 'The whole world is watching'