2 Kings 6:24-25

24Some time later, Ben-hadad king of Aram assembled his entire army and marched up to besiege Samaria.

25So there was a great famine in Samaria. Indeed, they besieged the city so long that a donkey’s head sold for eighty shekels of silver,1 and a quarter cab of dove’s dung2 sold for five shekels of silver.3