'Skillfully' in the Bible

Send me also cedar, cypress, and algum timber, for I know that your servants know how to cut timber in Lebanon. And indeed my servants will work with your servants

He made skillfully designed devices in Jerusalem to shoot arrows and catapult large stones for use on the towers and on the corners. So his fame spread even to distant places, for he was marvelously helped until he became strong.

Then Hezekiah encouraged all the Levites who performed skillfully before the Lord. They ate at the appointed festival for seven days, sacrificing fellowship offerings and giving thanks to Yahweh, the God of their ancestors.