Following are a number of back-translations as well as a sample translation for translators of Job 4:3:

• Kupsabiny: “Hear please, you have taught many people
  and also encouraged those who were weak.” (Source: Kupsabiny Back Translation)
• Newari: “Consider, how you have given advice to many people
  and how you have strengthened people who were not strong.” (Source: Newari Back Translation)
• Hiligaynon: “In the time-past there were many people you (sing.) have-taught to trust God. You (sing.) have-strengthened the people who were weak.” (Source: Hiligaynon Back Translation)
• English: “In the past, you have instructed/taught many people,
  and you have encouraged those who were weak.” (Source: Translation for Translators)