Verses with the word mocking in the Old Testament (2 verses):

Genesis 21:9
And Sarah saw the son of Hagar the Egyptian, which she had born unto Abraham, mocking.

Ezekiel 22:4
Thou art become guilty in thy blood that thou hast shed; and hast defiled thyself in thine idols which thou hast made; and thou hast caused thy days to draw near, and art come even unto thy years: therefore have I made thee a reproach unto the heathen, and a mocking to all countries.