ὅπου ὁ σκώληξ αὐτῶν οὐ τελευτᾷ καὶ τὸ πῦρ οὐ σβέννυται.

1. ὅπου
   where
2. ὁ
   the
3. σκώληξ
   worm
4. αὐτῶν
   their
   of them
5. οὐ
   not
6. τελευτᾷ
   dies
   ends
7. καὶ
   and
8. τὸ
   the
9. πῦρ
   fire
10. οὐ
    not
11. σβέννυται
    is extinguished
12.  
    .
     

where their worm does not die and the fire is not extinguished.