'Teacher' in the Bible

And they cast lots for their offices, all alike, as well the small as the great, the teacher as the scholar.

Behold, God doeth loftily in his power: Who is a teacher like unto him?

What profiteth the graven image, that the maker thereof hath graven it; the molten image, even the teacher of lies, that he that fashioneth its form trusteth therein, to make dumb idols?