'Bitter' in the Bible

And your food will be the fruit of your body, the flesh of the sons and daughters which the Lord your God has given you; because of your bitter need and the cruel grip of your haters.

And to her baby newly come to birth, and to the children of her body; for having no other food, she will make a meal of them secretly, because of her bitter need and the cruel grip of your haters on all your towns.

So that there may not be among you any man or woman or family or tribe whose heart is turned away from the Lord our God today, to go after other gods and give them worship; or any root among you whose fruit is poison and bitter sorrow;

They will be wasted from need of food, and overcome by burning heat and bitter destruction; and the teeth of beasts I will send on them, with the poison of the worms of the dust.

For their vine is the vine of Sodom, from the fields of Gomorrah: their grapes are the grapes of evil, and the berries are bitter: