Γινώσκω ὅτι σκληρὸς εἶ, καὶ νεῦρον σιδηροῦν ὁ τράχηλός σου, καὶ τὸ μέτωπόν σου χαλκοῦν.

1. Γινώσκω
   I know
   Know
2. ὅτι
   that
   because
3. σκληρὸς
   hard
4. εἶ
   if
5.  
   ,
    
6. καὶ
   and
7. νεῦρον
   sinew
8. σιδηροῦν
   iron
9. ὁ
   the
10. τράχηλός
    neck
11. σου
    your
12.  
    ,
     
13. καὶ
    and
14. τὸ
    the
15. μέτωπόν
    forehead
16. σου
    your
17. χαλκοῦν
    bronze
18.  
    .
     

I know that you are hard, and your neck is an iron sinew, and your forehead is bronze.