ὡς οὖν εἶπεν αὐτοῖς ὅτι ἐγώ εἰμι, ἀπῆλθον εἰς τὰ ὀπίσω καὶ ἔπεσον χαμαί.

1. ὡς
   as
2. οὖν
   therefore
3. εἶπεν
   said
4. αὐτοῖς
   to them
   them
5. ὅτι
   that
   because
6. ἐγώ
   i
7. εἰμι
   am
   i am
8.  
   ,
    
9. ἀπῆλθον
   they went away
10. εἰς
    into
11. τὰ
    the
12. ὀπίσω
    after
13. καὶ
    and
14. ἔπεσον
    fell
15. χαμαί
    on the ground
    to the ground
16.  
    .
     

As therefore he said to them I am, they went backward and fell to the ground.