Jerome of Stridon
He addresses the flock, referring to both the people and the livestock, specifically the sheep and the goats. He speaks not just to the animals but also to the leaders among them, saying, "Was it not sufficient for you to feed on the nourishing pastures of Scripture that you have also trampled over the remaining lands with your feet? You have enjoyed the clearest waters from the words of God, yet polluted the rest with your actions, so my people must now eat from the fields you have spoiled and drink from the tainted waters, receiving what was pure but which you have marred through your actions. This is what all heretics do, undermining and attempting to discredit the teachings of Scripture.
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Likewise, some within the Church neglect the true doctrine, choosing instead to create doctrines from their own hearts, guided by personal biases, and adhere to such misguided beliefs. By convincing others of the validity of their inventions and theatrically seeking affirmation from the crowd, they lead them away from their own ignorance. Through exaggerated expressions and calculated speech, they usurp the role of true teachers.