Following are a number of back-translations as well as a sample translation for translators of Psalm 107:21:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “Let them thank Jehovah because of his endless love
  and his wonderful acts to people.” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “They ought to give thanks for the LORD’s love
  and for the amazing works that He did for them.” (Source: Newari Back Translation)
• Hiligaynon:
  “They should give-thanks to the LORD because of his love and his marvelous/amazing deeds for the people.” (Source: Hiligaynon Back Translation)
• Laarim:
  “You let them say to the LORD, thanks,
  for his love which does not finish,
  and his wonderful works which he does for people.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Wamshukuru BWANA kwa neema yake,
  na ya kushangaza ambayo amewatendea watu.” (Source: Nyakyusa Back Translation)
• English:
  “They also should praise/ thank Yahweh for faithfully loving them,
  and for all the wonderful things that he does for people.” (Source: Translation for Translators)