【How-to】At what point does jocasta realize the truth

Laius and Jocasta, the king and queen of Thebes, are having no luck conceiving a child. … Eventually, Jocasta gets enceinte and gives birth to a bouncing baby boy. To try and avoid the prophecy, Lauis pierces the baby’s ankles, binding them together with a pin, and abandons his son on the slopes of Mt. Cithaeron.