Gregory the Dialogist

Let Him put forth equity against me, and my judgment shall come unto victory. PROPHETICAL INTERPRETATION For who else saving the Mediator between God and man, the Man Christ Jesus, is denoted by the title of 'equity?' Concerning Whom it is written, Who of God is made unto us wisdom and righteousness. And whereas this same righteousness came into this world against the ways of sinners, we get the better of our old enemy, by whom we were held captive. …

Morals on the Book of Job, Book XVI ↗

Thomas Aquinas

So he then says, "Let him propose fairly what he has against me," that is, let him give an explanation which is based on equity, and it will be clear then that I have not been punished for malice. So he says, "and my claim will be victorious," in which I argue against you maintaining I am not punished for my sins.

Commentary on Job ↗