'Dung' in the Bible

Now there was a great famine in Samaria; and they besieged it until a donkey’s head was sold for eighty shekels of silver, and a fourth of a kab of dove’s dung for five shekels of silver.

The corpse of Jezebel will be like dung on the surface of the field in the property of Jezreel, so they cannot say, “This is Jezebel.”’”

But the Rabshakeh said to them, “Has my master sent me only to your master and to you to say these things? Has he not sent me to the men who sit on the wall, [who are doomed by the siege] to eat their own excrement and drink their own urine along with you?”