Following are a number of back-translations as well as a sample translation for translators of Jeremiah 15:11:

• Kupsabiny: “God said,
  ‘Truly/For sure
  I will save you on account of/for goodness.
  I will make your enemies plead with you
  when they are in suffering and trouble.” (Source: Kupsabiny Back Translation)
• Hiligaynon: “The LORD said to me, ‘The truth is, everything will-become fine with you (sing.). Your (sing.) enemies will-ask-for-favor that you (sing.) pray for them in times of difficulty and disaster.” (Source: Hiligaynon Back Translation)
• English: “But Yahweh replied to me,
  ‘Jeremiah, I will take care of you.
  And at times when your enemies have troubles and disasters,
  they will come to you and plead for you to help them.’” (Source: Translation for Translators)