2 Kings 18:27

The chief commander said to them, "Is it [solely] to your master and to you my master has sent me to speak these words? [Is] it not for the men who sit on the wall to eat their feces and to drink their urine with you?"

Deuteronomy 28:53-57

And you shall eat the fruit of your womb, the flesh of your sons and your daughters, whom Yahweh your God gave to you, {during the siege and during the distress} your enemy inflicts upon you.

2 Kings 6:25

There was a great famine in Samaria, and behold, a siege [was] against it, until the head of a donkey [went] for eighty shekels of silver, and one fourth of the measure of the dung of doves [went] for five shekels of silver.

Psalm 73:8

They mock and speak maliciously of oppression; they speak [as though] from on high.

Lamentations 4:5

The ones who eat delicacies, they are ruined in the streets; the ones nurtured in purple lie [on] piles of trash.

Ezekiel 4:13

And Yahweh said, "Thus shall the {Israelites} eat their unclean food among the nations {where I will scatter them}."

Ezekiel 4:15

And he said to me, "See I will give you {cattle manure} in the place of the feces of a human, and you may prepare your food on it."

Treasury of Scripture Knowledge

Summary

But Rabshakeh said unto them, Hath my master sent me to thy master, and to thee, to speak these words? hath he not sent me to the men which sit on the wall, that they may eat their own dung, and drink their own piss with you?

Bible References

Eat

2 Kings 6:25
There was a great famine in Samaria, and behold, a siege [was] against it, until the head of a donkey [went] for eighty shekels of silver, and one fourth of the measure of the dung of doves [went] for five shekels of silver.
Deuteronomy 28:53
And you shall eat the fruit of your womb, the flesh of your sons and your daughters, whom Yahweh your God gave to you, {during the siege and during the distress} your enemy inflicts upon you.
Psalm 73:8
They mock and speak maliciously of oppression; they speak [as though] from on high.
Lamentations 4:5
The ones who eat delicacies, they are ruined in the streets; the ones nurtured in purple lie [on] piles of trash.
Ezekiel 4:13
And Yahweh said, "Thus shall the {Israelites} eat their unclean food among the nations {where I will scatter them}."