Following are a number of back-translations as well as a sample translation for translators of Joel 1:15:

• Kupsabiny: “Oh boy, the day of God of power has come near,
  the day when he brings disaster.” (Source: Kupsabiny Back Translation)
• Newari: “Alas for that day!
  Because the Day of the LORD is near.
  It will come as a destruction from the Almighty.” (Source: Newari Back Translation)
• Hiligaynon: “‘Ah/Alas/[an expression of surprise], the day (is) now near that the LORD Almighty will-cause-destruction.” (Source: Hiligaynon Back Translation)