καὶ ἐμβλέψας τῷ Ἰησοῦ περιπατοῦντι λέγει· ἴδε ὁ ἀμνὸς τοῦ Θεοῦ.

1. καὶ
   and
2. ἐμβλέψας
   having looked at
   having looked
3. τῷ
   the
   to the
4. Ἰησοῦ
   Jesus
5. περιπατοῦντι
   walking
6. λέγει
   says
7.  
   ·
    
8. ἴδε
   see
   behold
9. ὁ
   the
10. ἀμνὸς
    lamb
11. τοῦ
    of the
    the
12. Θεοῦ
    God
13.  
    .
     

And having looked at Jesus walking, he says, Behold the Lamb of God.