She served as a member of the Kahan Commission that investigated the Sabra and Shatila massacre.

[1] Edna Arbel rule that a willingness to settle a case create a waiver of rights, including a consent to abduction.

According to all known legal principles, a willingness to settle a case does not amount to a waiver of rights, let alone a consent to abduction.

[citation needed] She ruled that henceforth no order of any kind issued by the religious courts of Israel must be enforced.

In 2004, Arbel was nominated for the Supreme Court[7] by then Chief Justice Aharon Barak.