What theme does Oedipus Rex primarily explore regarding truth?

The theme that Oedipus Rex primarily explores regarding truth is that it is often hidden and difficult to uncover. This reflects the tragic journey of Oedipus himself, who embarks on a quest to discover the truth about his identity and the circumstances surrounding his father's death and his own actions. Throughout the play, he faces numerous challenges and obstacles that obscure the truth from him, illustrating how complex and multifaceted truth can be.

The struggle Oedipus endures emphasizes that, although he seeks clarity and understanding, the reality he uncovers is far more tragic and painful than he anticipated. The playwright, Sophocles, depicts truth as something that can lead to devastating consequences, suggesting that knowledge can come at a high cost. In the end, the revelation of truth leads to Oedipus's downfall, showcasing the dark side of seeking knowledge when it is inadvertently intertwined with fate and personal tragedy.