'Hireling' in the Bible

But now Jehovah hath spoken, saying, Within three years, as the years of a hireling, the glory of Moab shall be brought into contempt, with all his great multitude; and the remnant shall be very small and of no account.

For thus hath the Lord said unto me, Within a year, according to the years of a hireling, all the glory of Kedar shall fail;