وَكُنتُمْ أَزْوَٰجًا ثَلَـٰثَةً 
  Wakuntum azw a jan thal a tha tan      [on that Day,] then, shall you be [divided into] three kinds.
   - Mohammad Asad
     
Then you shall be divided into three groups:
   - Muhammad Farooq-i-Azam Malik
   you will 'all' be 'divided into' three groups:
   - Mustafa Khattab
     
And ye will be three kinds:
   - Marmaduke Pickthall
   And ye shall be sorted out into three classes. 5225
   - Abdullah Yusuf Ali