Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
KJV

Jeremiah 36:6

Therefore go thou, and read in the roll, which thou hast written from my mouth, the words of the Lord in the ears of the people in the Lord’s house upon the fasting day: and also thou shalt read them in the ears of all Judah that come out of their cities.

Read in other translations