Following are a number of back-translations as well as a sample translation for translators of Psalm 136:15:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “But swept Pharaoh and his (people) of war in the Red Lake,
  for his unchanging love is eternal.” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “As for Pharaoh and his army,
  He threw them away in the Red Sea.
  His love endures forever.” (Source: Newari Back Translation)
• Hiligaynon:
  “But he drowned the king of Egipto and his soldiers there at the Red Sea.
  His love (is) without end.” (Source: Hiligaynon Back Translation)
• Laarim:
  “and he swallowed the king of Egypt and his soldiers in the Red Sea,
  his love remains forever,” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Lakini akawazamisha humo Farao na askari wake,
  neema yake ni ya milele na milele.” (Source: Nyakyusa Back Translation)
• English:
  “But he caused the king of Egypt and his army to drown in it;
  his faithful love for us endures forever.” (Source: Translation for Translators)