'Bitter' in the Bible

“Your own wickedness will discipline you,And your desertion of the faith will punish you.Know therefore that it is an evil and bitter thingFor you to abandon (reject) the Lord your God,And for you to be indifferent to Me and dismiss the [reverent] fear of Me,” says the Lord God of hosts.

“[Cease your mad running after idols to]Keep your feet from becoming bareAnd your throat from becoming dry;But you said, ‘It is hopeless!For I have loved strangers and foreign gods,And I will walk after them.’

“Your ways and your deedsHave brought these things on you.This is your tragedy and doom; how bitter,How it has touched your heart!”

O daughter of my people [says Jeremiah],Clothe yourself in sackcloth and wallow in ashes;Mourn [aloud] as for an only son,A most bitter cry [of sorrow and regret],For suddenly the destroyer will come upon us [on both prophet and people].

Why are we sitting still [the people wonder]?Assemble yourselves, and let us enter the fortified citiesAnd let us die there,For the Lord our God has decreed our ruinAnd given us bitter and poisonous water to drink,Because we have sinned against the Lord.

therefore thus says the Lord of hosts, the God of Israel, “behold, I will feed them, this people, with wormwood and give them bitter and poisonous water to drink.

Thus says the Lord,“A voice is heard in Ramah,Lamentation (songs of mourning) and bitter weeping.Rachel (Israel) is weeping for her children;She refuses to be comforted for her children,Because they are gone.”