Pappus expounded (Iyyov 23:13) "And He is one, and who can turn Him back? Whatever He desires, He does": He is the sole judge of all who enter the world, and no one can contest His words. R. Akiva: "Enough Pappus!" Pappus: "And how do you understand it?" R. Akiva: The words of Him who brought the world into being are not to be contested, for all of them are in accordance with truth and justice.
Pappus Expounded and He Is One, and Who Can
Mekhilta Tractate Vayehi Beshalach 7:9