Following are a number of back-translations as well as a sample translation for translators of Psalm 140:3:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “They sharpen their tongues to be sharp like (that) of a snake;
  on their lips there is venom of a cobra.
  Selah” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “Their speaking is like a serpent’s bite.
  In their mouths is the poison of the cobra.
  Sela” (Source: Newari Back Translation)
• Hiligaynon:
  “Their tongues (are) like a venomous snake;
  their words (are) poison like the venom of a snake.” (Source: Hiligaynon Back Translation)
• Laarim:
  “Their tongues destroy people like snakes,
  theirs mouths are like the poison of snakes.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Wamenoa ndimi zao, kali kama za nyoka.
  Katika midomo yao yanatoka maneno ya kuua,
  kama vile kuumwa na nyoka muuaji.” (Source: Nyakyusa Back Translation)
• English:
  “By what they say they injure people like poisonous snakes do;
  the words that they speak can kill people as easily as cobras/vipers do.
  (Think about that!)” (Source: Translation for Translators)