καὶ ἐὰν οἰκία ἐφ᾽ ἑαυτὴν μερισθῇ, οὐ δύναται σταθῆναι ἡ οἰκία ἐκείνη.

1. καὶ
   and
2. ἐὰν
   if
3. οἰκία
   house
4. ἐφ᾽
   upon
5. ἑαυτὴν
   itself
   herself
6. μερισθῇ
   is divided
7.  
   ,
    
8. οὐ
   not
9. δύναται
   is able
10. σταθῆναι
    to stand
11. ἡ
    the
    or
12. οἰκία
    house
13. ἐκείνη
    that
14.  
    .
     

And if a house is divided against itself, that house is not able to stand.