The warden has reportedly committed suicide following the leaked images.
The stalwarts expressed a profound responsibility to the ANC and the country, promising to safeguard against the apparent implosion of the organisation.
The DA accused the speaker of bringing her office into disrepute and disgracing the national legislature.
The firebrand critic of Zuma and the Guptas has said once she has given her explosive evidence at the state capture inquiry she hopes to re-unite with her romantic partner and go on holiday.
The foundation has urged the NPA to act speedily and bring finalisation to the corruption case against Zuma.