OEDIPUS.

'Tis this, old man, I dread unceasingly.

MESSENGER.

Knowest thou not that thy alarms are vain?

OEDIPUS.

How vain, if of these parents I was born?

MESSENGER.

Polybus was no relative of thine.

OEDIPUS.

What say'st thou? Was not Polybus my sire?