Ὁ λύχνος τοῦ σώματός ἐστιν ὁ ὀφθαλμός· ἐὰν οὖν ὁ ὀφθαλμός σου ἁπλοῦς ᾖ, ὅλον τὸ σῶμά σου φωτεινόν ἔσται·

1. Ὁ
   The
2. λύχνος
   lamp
3. τοῦ
   of the
   the
4. σώματός
   body
5. ἐστιν
   is
6. ὁ
   the
7. ὀφθαλμός
   eye
8.  
   ·
    
9. ἐὰν
   if
10. οὖν
    therefore
11. ὁ
    the
12. ὀφθαλμός
    eye
13. σου
    your
14. ἁπλοῦς
    simple
    honest, pure
15. ᾖ
    the
    or
16.  
    ,
     
17. ὅλον
    whole
18. τὸ
    the
19. σῶμά
    body
20. σου
    your
21. φωτεινόν
    full of light
    bright
22. ἔσται
    will be
23.  
    ·
     

The lamp of the body is the eye. If therefore your eye is pure, your whole body will be full of light.