Following are a number of back-translations as well as a sample translation for translators of Jeremiah 10:15:

• Kupsabiny: “(They) have no goodness at all,
  and they deserve to be mocked.
  God will destroy (them) when he comes to pass judgment on those things.” (Source: Kupsabiny Back Translation)
• Hiligaynon: “They are without value and object-of-scorn. A time will-come that they will- all -be-destroyed.” (Source: Hiligaynon Back Translation)
• English: “Idols are worthless; they deserve to be ridiculed;
  there will be a time when they all will be destroyed.” (Source: Translation for Translators)