'Skilful' in the Bible

The sons of Reuben, and the Gadites, and the half-tribe of Manasseh, of valiant men, men able to bear buckler and sword, and to shoot with bow, and skilful in war, were forty and four thousand seven hundred and threescore, that were able to go forth to war.

And Chenaniah, chief of the Levites, was over the song: he instructed about the song, because he was skilful.

Moreover there are workmen with thee in abundance, hewers and workers of stone and timber, and all men that are skilful in every manner of work:

And the number of them, with their brethren that were instructed in singing unto Jehovah, even all that were skilful, was two hundred fourscore and eight.