Tiresias or the Delphic oracle ; see relevant link .
Delphi was the site of the most famous of the Greek oracles.
Delphi was the site of the Delphic oracle, who was the most famous oracle of ancient times. This oracle was consulted before making important decisions. Greeks and other peoples traveled to this sacred place to consult the oracle to learn the gods' wishes.
The Greeks did go to an oracle when they needed help or advice. One of the most famous oracles was the Oracle at Delphi. The actual oracle is known as the Pythia.
Delphi was the site of the Delphic oracle, who was the most famous oracle of ancient times. This oracle was consulted before making important decisions. Greeks and other peoples traveled to this sacred place to consult the oracle to learn the gods' wishes.
The most famous ancient Greek oracle was that of "Delphi".
The Oracle of Delphi located on the slopes of Mount Parnassus.
There were lots of oracles, but the most famous was at Delphi, where in a cave among the rocks the Pythoness (a sort of medium) would go into a trance and make prophecies. It's possible that fumes from volcanic vents (most of Greece is an earthquake zone) assisted the process. The delphic oracle was famous for prophecies that could be taken either way - as in, 'if you go to war, you will destroy a great empire' - which might, of course, turn out to be your own.
They liked to consult an oracle to foretell the future or the outcome of an undertaking to them. There were several Oracles in Greece, but the Oracle of Delphi was the most famous.
In ancient times an oracle was actually the special place in a temple where a Mantis (Μάντης : a prophet) gave the prophecies. The most famous Mantis in Greek mythology was Tiresias and lived in Thebes (in Greece not Egypt).
Delphi was a Greek city. In its Apollo temple resided the famous oracle, the Pythia.
Most Greek citizens worshiped the gods and goddeses in a temple where each god or goddess had his or her own oracle. Delphi was the most famous oracle, being Appolos.