εἰ οὖν ἐγὼ ἔνιψα ὑμῶν τοὺς πόδας, ὁ Κύριος καὶ ὁ Διδάσκαλος, καὶ ὑμεῖς ὀφείλετε ἀλλήλων νίπτειν τοὺς πόδας.

1. εἰ
   if
2. οὖν
   therefore
3. ἐγὼ
   i
4. ἔνιψα
   washed
5. ὑμῶν
   your
6. τοὺς
   the
7. πόδας
   feet
8.  
   ,
    
9. ὁ
   the
10. Κύριος
    Lord
11. καὶ
    and
12. ὁ
    the
13. Διδάσκαλος
    Teacher
14.  
    ,
     
15. καὶ
    and
16. ὑμεῖς
    you
17. ὀφείλετε
    ought
18. ἀλλήλων
    one another
19. νίπτειν
    to wash
20. τοὺς
    the
21. πόδας
    feet
22.  
    .
     

If therefore I washed your feet, the Lord and the Teacher, then you also ought to wash one another's feet.