The State Prosecution has been debating the case since June.
The Jerusalem Post has learned an indictment for the alleged killing of Palestinian Aysha Rabi in 2018 could be close to a verdict.
The Chief of Staff, Major General Herzi Halevi, said "the incident of breaking into the Sde Teiman base is extremely serious and against the law."
This explosive development could change the entire nature of the media bribery and fraud trial against Prime Minister Benjamin Netanyahu.
Sa'ar tweeted his support for a plea deal after details of a secret meeting between judges and the prosecutor's office was leaked.