Ἐν δὲ τῷ καιρῷ τῆς ἡμέρας ἐκείνης, περιετμήθη Ἁβραὰμ, καὶ Ἰσμαὴλ ὁ υἱὸς αὐτοῦ,

1. Ἐν
   In
2. δὲ
   but
   and
3. τῷ
   the
   to the
4. καιρῷ
   time
5. τῆς
   of the
   the
6. ἡμέρας
   days
   day
7. ἐκείνης
   that
8.  
   ,
    
9. περιετμήθη
   was circumcised
10. Ἁβραὰμ
    Abraham
11.  
    ,
     
12. καὶ
    and
13. Ἰσμαὴλ
    Ishmael
14. ὁ
    the
15. υἱὸς
    son
16. αὐτοῦ
    his
17.  
    ,
     

In the time of that day, Abraham was circumcised, and Ishmael his son.