'Expert' in the Bible

Moreover, Hushai said, “You know your father and his men, that they are mighty men and they are fierce, like a bear robbed of her cubs in the field. And your father is an expert in warfare, and will not spend the night with the people.

“All of them are wielders of the sword,Expert in war;Each man has his sword at his side,Guarding against the terrors of the night.

The captain of fifty and the honorable man,The counselor and the expert artisan,And the skillful enchanter.

“For behold, I am going to arouse and bring up against BabylonA horde of great nations from the land of the north,And they will draw up their battle lines against her;From there she will be taken captive.Their arrows will be like an expert warriorWho does not return empty-handed.

especially because you are an expert in all customs and questions among the Jews; therefore I beg you to listen to me patiently.