Following are a number of back-translations as well as a sample translation for translators of Jeremiah 13:18:

• Kupsabiny: “Then God said to me,
  ‘Tell the king and his mother to come down from the chairs of rulership,
  because your hats/crowns will fall down
  the beautiful ones
  those of rulership.” (Source: Kupsabiny Back Translation)
• Hiligaynon: “The LORD commanded me to tell the king and his mother to come-down from their throne for very soon will-be-taken from their head their beautiful crowns.” (Source: Hiligaynon Back Translation)