Following are a number of back-translations of Revelation 20:1:

• Uma: “After that I saw an angel descend from heaven, carrying a big chain, and he also carried the key of the door of the sinkhole whose depth cannot be measured.” (Source: Uma Back Translation)
• Yakan: “After this, I saw another angel coming down from heaven carrying the key to the door of the bottomless hole and carrying a heavy chain.” (Source: Yakan Back Translation)
• Western Bukidnon Manobo: “Then I saw an angel coming down from heaven carrying a very big set of fetters and the key to the pit whose depth has no end.” (Source: Western Bukidnon Manobo Back Translation)
• Kankanaey: “Then I saw an angel descending from heaven holding a large chain and the key that was used-in-opening the prison below.” (Source: Kankanaey Back Translation)
• Tagbanwa: “And then I saw next an angel who was coming down coming from heaven. He was holding a big chain and the key of that very, very deep ravine.” (Source: Tagbanwa Back Translation)
• Tenango Otomi: “Having passed what I saw, I saw another who came from heaven carrying a key to the hole which had no end to its depth. He carried in his hand a long chain.” (Source: Tenango Otomi Back Translation)