3 This is what the LORD says to the people of Judah and to Jerusalem: “Break up your unplowed ground and do not sow among thorns.

Read Jeremiah 4:3 Using Other Translations

For thus saith the LORD to the men of Judah and Jerusalem, Break up your fallow ground, and sow not among thorns.
For thus says the LORD to the men of Judah and Jerusalem: "Break up your fallow ground, and sow not among thorns.
This is what the LORD says to the people of Judah and Jerusalem: “Plow up the hard ground of your hearts! Do not waste your good seed among thorns.