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

Jeremiah 24:9
And I will deliver them to be removed into all the kingdoms of the earth for their hurt, to be a reproach and a proverb, a taunt and a curse, in all places whither I shall drive them.

Ezekiel 5:15
So it shall be a reproach and a taunt, an instruction and an astonishment unto the nations that are round about thee, when I shall execute judgments in thee in anger and in fury and in furious rebukes. I the LORD have spoken it.