Following are a number of back-translations as well as a sample translation for translators of Psalm 63:11:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “But the king will rejoice in God;
  all those who vow in the name of God will glorify God,
  but the mouth of lying people will be closed.” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “The king will be rejoicing with God.
  Those who trust Him will praise Him.
  But the mouths of those who keep uttering lies will be closed.” (Source: Newari Back Translation)
• Hiligaynon:
  “The king will-rejoice/be-happy because-of what God has-done for him.
  Everyone who makes-a-promise in the name of God will-rejoice/be-happy also.
  But the mouth of a liar will-be-silenced/[lit. will-be-caused-to-be-silent] by God.” (Source: Hiligaynon Back Translation)
• Laarim:
  “But, the king will rejoice in God.
  All people who swear by the names of God, they will praise him,
  but instead, the mouths of liars will be silent.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Lakini kwa sababu yako, wewe Mungu,
  mfalme atafurahia.
  Ambao wanaapa kwa jina la Mungu watamsifu,
  lakini midomo ya waongo itafungwa.” (Source: Nyakyusa Back Translation)
• English:
  “But I, the king of Israel, will rejoice in what God has done;
  and all those who revere and trust God will praise him,
  but he will not allow liars to say anything.” (Source: Translation for Translators)