Following are a number of back-translations as well as a sample translation for translators of Nahum 1:2:

• Kupsabiny: “It pains God when idols are worshipped. God is angry. He punishes those people who oppose him and (he) calls those who are sinners to account.” (Source: Kupsabiny Back Translation)
• Newari: “The LORD is a God who is jealous
  and takes revenge.
  The LORD takes revenge
  and he is filled with intense anger.
  The LORD takes revenge on his foes
  He keep wrath against his enemies.” (Source: Newari Back Translation)
• Hiligaynon: “The LORD God does- not -want that the people worship other gods. He is angry at his enemies and he takes-revenge on them.” (Source: Hiligaynon Back Translation)