Jehudi: See verse 14.
For princes see 1.18.
Die Bibel im heutigen Deutsch translates the verse as follows:
• The king sent Jehudi to get the scroll, and commanded him to read it before the gathered court.
Quoted with permission from Newman, Barclay M. and Stine, Philip C. A Handbook on Jeremiah. (UBS Helps for Translators). New York: UBS, 2003. For this and other handbooks for translators see here .