There are references to her in various early Greek plays , such as `` Prometheus Bound '' by Aeschylus , `` Iphigenia at Aulis '' by Euripides , and `` Oedipus Rex '' by Sophocles .
She is spoken about in some early Greek plays , such as `` Prometheus Bound '' by Aeschylus , `` Iphigenia at Aulis '' by Euripides , and `` Oedipus Rex '' by Sophocles .