εἰ δὲ ὑμεῖς οὐκ ἀφίετε, οὐδὲ ὁ πατὴρ ὑμῶν ἀφήσει τὰ παραπτώματα ὑμῶν.

1. εἰ
   if
2. δὲ
   but
   and
3. ὑμεῖς
   you
4. οὐκ
   not
5. ἀφίετε
   you release
   forgive, do you release
6.  
   ,
    
7. οὐδὲ
   nor
8. ὁ
   the
9. πατὴρ
   father
10. ὑμῶν
    your
11. ἀφήσει
    will forgive
    will leave, will allow
12. τὰ
    the
13. παραπτώματα
    trespasses
    transgressions
14. ὑμῶν
    your
15.  
    .
     

But if you do not forgive, neither will your father forgive your trespasses.