Following are a number of back-translations as well as a sample translation for translators of Psalm 89:19:

• Chichewa Contempary Chichewa translation, 2002/2016:
  “Long ago you spoke in visions,
  to your faithful people you said,
  I have given power to a (person) of war;
  I have uplifted a boy from amidst the people.” (Source: Mawu a Mulungu mu Chichewa Chalero Back Translation)
• Newari:
  “Long ago, giving Your trustworthy people a vision,
  You spoke like this:
  "I have given help to one famous soldier,
  I have given the throne of the kingdom
  to one person whom I chose from among the people.” (Source: Newari Back Translation)
• Hiligaynon:
  “In-time-past you (sing.) spoke-together with your (sing.) faithful servants through visions.
  You (sing.) said, ‘I have-helped a soldier.
  I have-chosen him from my people in-order to-become king.” (Source: Hiligaynon Back Translation)
• Laarim:
  “Long time ago you spoke to your people in a vison,
  you said to your people who kept your word that,
  ‘I gave the power to a strong man of the war,
  I gave the chair of the king to a person who I choose from my people.” (Source: Laarim Back Translation)
• Nyakyusa-Ngonde (back-translation into Swahili):
  “Zamani uliwambia watu wako watakatifu,
  katika ndoto ulisema, ‘Nimempa msaada shujaa,
  nimemteua kutoka katika watu wangu,
  kuwa mfalme.” (Source: Nyakyusa Back Translation)
• English:
  “Long ago you spoke in a vision to one of your servants/prophets, saying,
  ‘I have helped a famous soldier;
  I chose him from among all the people to be a king.” (Source: Translation for Translators)