wise man

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A man who is venerated for experience, judgment, and wisdom.
• noun One of the magi who paid homage to the baby Jesus; a magus.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A man who is wise.
• noun A man who is a sage or seer.
• noun A magus; one of the three biblical magi.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a wise and trusted guide and advisor