'Proficient' in the Bible

So now let Pharaoh [prepare ahead and] look for a man discerning and clear-headed and wise, and set him [in charge] over the land of Egypt [as governor under Pharaoh].

The king then inquired of the wise men who were discerners of the times -- for it was the royal custom to confer with all those who were proficient in laws and legalities.

"Toward the end of their rule, as the desecrations proceed, an insolent king will arise, proficient at deception.