Gregory the Dialogist

First shewing that ye are builders of lies, and votaries of wrong doctrines. By which same words it is clearly shewn that his friends as in the likeness of heretics oppose the decisions of the holy man's judgment. For it is clear that they do not hold the figure of Catholics, who are termed 'votaries of wrong doctrines.' Wherein this likewise ought to be marked, that they are called 'builders of lies.' For as an edifice is 'built' with stones, so a lie is 'built' with words. …

Morals on the Book of Job, Book XI ↗

Thomas Aquinas

So he continues, "First I will show that you are makers of lies," because they had invented the lie that Job had led an evil life. They had arrived at this lie because they were mistaken about the faith with which one worships God, believing that recompense of merits and punishments only happen in this life, and he therefore says, "and you are worshippers of perverse dogmas." For whoever turns aside from the true knowledge of God worships not God but with his own false dogmas. …

Commentary on Job ↗