ἵνα βλέποντες βλέπωσι καὶ μὴ ἴδωσι, καὶ ἀκούοντες ἀκούωσι καὶ μὴ συνιῶσι, μήποτε ἐπιστρέψωσι καὶ ἀφεθῇ αὐτοῖς τὰ ἁμαρτήματα.

1. ἵνα
   so that
2. βλέποντες
   seeing
   looking
3. βλέπωσι
   they may see
   they see, may see
4. καὶ
   and
5. μὴ
   not
6. ἴδωσι
   they see
7.  
   ,
    
8. καὶ
   and
9. ἀκούοντες
   hearing
10. ἀκούωσι
    they may hear
    they hear
11. καὶ
    and
12. μὴ
    not
13. συνιῶσι
    they may understand
14.  
    ,
     
15. μήποτε
    lest
16. ἐπιστρέψωσι
    they should turn back
    they turn back, they return
17. καὶ
    and
18. ἀφεθῇ
    will be left
    be left, it should be forgiven
19. αὐτοῖς
    to them
    them
20. τὰ
    the
21. ἁμαρτήματα
    sins
22.  
    .
     

So that seeing they may see and not perceive, and hearing they may hear and not understand, lest they should turn back and their sins should be forgiven them.