Manila, Sept. 14 -- Retired Sandiganbayan presiding justice Amparo Cabotaje-Tang declared Monday that her testimony in the impeachment trial of Vice President Sara Duterte was "not for sale," denying that she had been promised anything in exchange for taking the witness stand.

"My testimony is not for sale, Sir," Cabotaje-Tang told defense counsel Mark Vinluan during cross-examination before the Senate impeachment court.

Asked whether she had been promised anything in return for her testimony, Cabotaje-Tang answered: "No, Sir. And I will never testify if ever I was offered anything material or otherwise."

Vinluan also asked Cabotaje-Tang whether she was seeking an ambassadorial position.

"No, Sir. I am retired and I want to enjoy my r...