αυτος personal pronoun - nominative singular masculine
autos  ow-tos': the reflexive pronoun self, used of the third person , and (with the proper personal pronoun) of the other persons
δε conjunction
de  deh: but, and, etc. -- also, and, but, moreover, now (often unexpressed in English).
διελθων verb - second aorist active passive - nominative singular masculine
dierchomai  dee-er'-khom-ahee: to traverse (literally) -- come, depart, go (about, abroad, everywhere, over, through, throughout), pass (by, over, through, throughout), pierce through, travel, walk through.
δια preposition
dia  dee-ah': through (in very wide applications, local, causal, or occasional)
μεσου adjective - genitive singular neuter
mesos  mes'-os: middle (as an adjective or (neuter) noun) -- among, before them, between, + forth, mid(-day, -night), midst, way.
αυτων personal pronoun - genitive plural masculine
autos  ow-tos': the reflexive pronoun self, used of the third person , and (with the proper personal pronoun) of the other persons
επορευετο verb - imperfect middle or passive deponent indicative - third person singular
poreuomai  por-yoo'-om-ahee: to traverse, i.e. travel (literally or figuratively; especially to remove (figuratively, die), live, etc.); --depart, go (away, forth, one's way, up), (make a, take a) journey, walk.