Babylon will rule over Judah for seventy years. Because Yahweh is just, he will soon punish Babylon for their evil actions. (See: [[rc://en/tw/dict/bible/kt/justice]] and [[rc://en/tw/dict/bible/kt/evil]])
Jeremiah uses the idiom of drinking the cup of wine of God's punishment to say that Babylon will destroy all the surrounding nations and then be destroyed. (See: [[rc://en/ta/man/jit/figs-idiom]])