Following are a number of back-translations as well as a sample translation for translators of Psalm 18:24:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “Jehovah has given me a reward according to my righteousness,
  according to the purity of my hands before his eyes.” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “Because [He] knows that I am one who has no guilt
  and because I keep on doing good
  the LORD also did good to me.” (Source: Newari Back Translation)
• Hiligaynon:
  “You (sing.) bless me because you (sing.) see that my life (is) righteous
  and I have-not done/committed wrong/sin.” (Source: Hiligaynon Back Translation)
• Eastern Bru:
  “So, because I do what is right, I receive what is appropriate from God. He already knows I am straight before his eyes.” (Source: Bru Back Translation)
• Laarim:
  “The LORD paid me, because I obeyed his command,
  because he knew that, I am innocent.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “BWANA amenibariki kufuatana na unyofu wangu,
  mbele yake sina na kadoa kokoote.” (Source: Nyakyusa Back Translation)
• English:
  “So he rewards me because I do what is right; he knows that I have not committed sins.” (Source: Translation for Translators)