Bible Curse Generator...

"Lost for a smart remark to see off your enemies? Unable to deliver that killer insult? Put an end to "I was speechless!" misery with the amazing Biblical Curse Generator, which is pre-loaded with blistering put-downs as delivered by Elijah, Jeremiah and other monumentally angry saints. Simply click here, and get ready to smite your foes with a custom-made curse straight out of the Old Testament."

Come backs like these just can't be beaten by our modern insults!

"Woe unto thee, O thou bull of Bashan, for you will be cast onto a steaming dung-heap!"

"Harken, thou creature of the pit, for you will become as popular as a boil on the king's backside!"
via The Biomes Blog