Following are a number of back-translations of John 13:28:

• Uma: «As for their companions who were eating with them, they did not know why Yesus spoke like that to Yudas.» (Source: Uma Back Translation)
• Yakan: «Not even one of his disciples understood as to what Isa said there to Judas.» (Source: Yakan Back Translation)
• Western Bukidnon Manobo: «(None of the disciples there understood why Jesus said this.» (Source: Western Bukidnon Manobo Back Translation)
• Kankanaey: «The disciples of Jesus who were eating-with (Jesus), they didn’t know what he meant to say.» (Source: Kankanaey Back Translation)
• Tagbanwa: «Those other companions of theirs who were eating, they didn’t know why Jesus spoke like that.» (Source: Tagbanwa Back Translation)
• Tenango Otomi: «But of those who were eating together there at the table, not one understood why he thus said this to him.» (Source: Tenango Otomi Back Translation)