Following are a number of back-translations of Revelation 11:3:

• Uma: “At that time, I will send my two witnesses to carry my Word. Those two witnesses of mine will be dressed in black, like that used by people who are sad and they will carry my Word for one thousand two hundred sixty days.'” (Source: Uma Back Translation)
• Yakan: “I will send my two witnesses there. They will dress in sacks and they will spread/make-known God’s message in those one thousand and two hundred and sixty days.'” (Source: Yakan Back Translation)
• Western Bukidnon Manobo: “And I will send there the two whom I will cause to preach. They will be clothed in sackcloth, and they will tell what I cause them to say for one thousand two hundred and sixty days.'” (Source: Western Bukidnon Manobo Back Translation)
• Kankanaey: “But there are also two witnesses of mine whom I will send to go confirm concerning me. They will be wearing sacks, and they will say what I will make-known to them within those-aforementioned one thousand two hundred and sixty days.'” (Source: Kankanaey Back Translation)
• Tagbanwa: “which is one thousand and two hundred and sixty days. But I will cause my two testifiers to go there, dressed in rough-cloth which is a sign of grief. Well, during these days, they will keep on teaching concerning God and his word that people must repent/be-sorry.'” (Source: Tagbanwa Back Translation)
• Tenango Otomi: “I will send two messenger of mine to speak for me during one thousand, two hundred and sixty days. These will wear the clothing of mourning,’ he said.” (Source: Tenango Otomi Back Translation)