Jeremiah 27:14

27:14 Do not listen to the prophets who are telling you that you do not need to serve the king of Babylon. For they are prophesying lies to you.

tn The verb in this context is best taken as a negative obligatory imperfect. See IBHS 508 §31.4g for discussion and examples. See Exod 4:15 as an example of positive obligation.