Following are a number of back-translations of John 12:50:

• Uma: «And I know: his commands give good life forever. So, this that I say, is definitely the words that were said to me ahead-of-time by my Father.'» (Source: Uma Back Translation)
• Yakan: «And I know that his teachings give life without end there in heaven. That is why I do not say anything different to mankind than what my Father commands me.'» (Source: Yakan Back Translation)
• Western Bukidnon Manobo: «I know that the words that he commanded me to say, they are the ones that give life forever. Therefore I tell you what he told me to say.'» (Source: Western Bukidnon Manobo Back Translation)
• Kankanaey: «Therefore I have been saying only what my Father commanded me, because I know that his command, it leads to life that is forever.'» (Source: Kankanaey Back Translation)
• Tagbanwa: «And I really know that these words of his are the source of life which is without ending. Therefore whatever the Father is causing to be said, of course that is what I say.'» (Source: Tagbanwa Back Translation)
• Tenango Otomi: «And I know that he has the new life whoever believes the word my Father ordered me to speak. That word which I speak is what my Father told me to say.'» (Source: Tenango Otomi Back Translation)