2 Kings 6:25

So 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, and a quarter cab of dove’s dung sold for five shekels of silver.

Note 80 shekels is approximately 2 pounds or 907.2 grams of silver.

Note Or a quarter cab of seed pods; that is, approximately 0.28 dry quarts or 0.31 liters

Note 5 shekels is approximately 2 ounces or 57 grams of silver.

BSB · Berean Standard Bible
And there was a great famine in Samaria: and, behold, they besieged it, until an ass’s head was sold for fourscore pieces of silver, and the fourth part of a cab of dove’s dung for five pieces of silver.
KJV · King James Version
There was a great famine in Samaria. Behold, they besieged it until a donkey’s head was sold for eighty pieces of silver, and the fourth part of a kab of dove’s dung for five pieces of silver.

Note A kab was about 2 liters, so a fourth of a kab would be about 500 milliliters or about a pint

WEB · World English Bible
And there was a great famine in Samaria: and, behold, they besieged it, until an ass’s head was sold for fourscore pieces of silver, and the fourth part of a kab of dove’s dung for five pieces of silver.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

a great famine
2 Kings 6:28, 29; 2 Kings 7:4; 2 Kings 25:3; 1 Kings 18:2; Jeremiah 14:13–15, 18; Jeremiah 32:24; Jeremiah 52:6
an ass's head
If the pieces of silver were {drachms,} the whole would amount to about 2£. 9s.; which was a great price for so mean a part of this unclean animal.
Ezekiel 4:13–16