89. For ‘God's witnesses’ are they, who bear witness by the practice of holy works, what are the rewards of Truth that shall overtake the Elect. Hence too those, whom we see to have suffered for the sake of the Truth, we style in the Greek tongue, ‘Martyrs,’ i.e. witnesses. And the Lord says by John in the Angel’s voice, Even in those days, wherein Antipas was my faithful witness, who was slain among you. Now the Lord ‘renews His witnesses against us’ when He multiplies the lives of the Elect to confront our wickedness, for the purpose of convicting and of instructing us. And so His ‘witnesses are renewed against us,’ in that all things that they do are opposed to the ends and aims of our wickedness. Hence too the word of Truth is called ‘an adversary,’ where it is said by the voice of the Mediator in the Gospel, Agree with thine adversary quickly, whiles thou art in the way with him. [Matt. 5, 25] And the sons of perdition in their persecutions say concerning that same Redeemer...
A human being is called “lion” with good reason, because he is a royal animal, and even more so the righteous, because, by preserving the honor of God’s form, he is dreadful to his enemies. That is why he has been properly called so in Proverbs, “the righteous is as bold as a lion.” Yet if he stoops down to the lustful temptations presented by his enemies, he is “caught in the hunt like a lion for slaughter” and becomes an object of mockery for his hunters, like a lion, who, after being deluded by them, “has been caught in the hunt.” - "Homilies on Job 13.10.16–17a"