Jehoshaphat made ships of Tharshish These ships were not to go to Tharshish, but Ophir. But, it appears, they were called ships of Tharshish from their form, being made after the model of the ships which traded to that place. And all such ships, wheresoever they were built, were called ships of Tharshish. The ships were broken at Ezion-geber
Probably by a storm.