ἔβλεπον οὖν εἰς ἀλλήλους οἱ μαθηταί, ἀπορούμενοι περὶ τίνος λέγει.

1. ἔβλεπον
   were looking
   they were seeing
2. οὖν
   therefore
3. εἰς
   into
   to
4. ἀλλήλους
   one another
5. οἱ
   the
6. μαθηταί
   disciples
7.  
   ,
    
8. ἀπορούμενοι
   being at a loss
9. περὶ
   about
   concerning
10. τίνος
    some
11. λέγει
    says
12.  
    .
     

Therefore the disciples were looking at one another, being at a loss about whom he says.