τι interrogative pronoun - accusative singular neuter
tis  tis: an interrogative pronoun, who, which or what (in direct or indirect questions) -- every man, how (much), + no(-ne, thing), what (manner, thing), where (-by, -fore, -of, -unto, -with, -withal), whether, which, who(-m, -se), why.
ουν conjunction
oun  oon: (adverbially) certainly, or (conjunctionally) accordingly -- and (so, truly), but, now (then), so (likewise then), then, therefore, verily, wherefore.
ερουμεν verb - future active indicative - first person
ereo  er-eh'-o: to utter, i.e. speak or say -- call, say, speak (of), tell.
οτι conjunction
hoti  hot'-ee: demonstrative, that (sometimes redundant); causative, because -- as concerning that, as though, because (that), for (that), how (that), (in) that, though, why.
εθνη noun - nominative plural neuter
ethnos  eth'-nos: a race (as of the same habit), i.e. a tribe; specially, a foreign (non-Jewish) one (usually, by implication, pagan) -- Gentile, heathen, nation, people.
τα definite article - nominative plural neuter
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
μη particle - nominative
me  may: any but (that), forbear, God forbid, lack, lest, neither, never, no (wise in), none, nor, (can-)not, nothing, that not, un(-taken), without.
διωκοντα verb - present active passive - nominative plural neuter
dioko  dee-o'-ko: to pursue; by implication, to persecute -- ensue, follow (after), given to, (suffer) persecute(-ion), press forward.
δικαιοσυνην noun - accusative singular feminine
dikaiosune  dik-ah-yos-oo'-nay:  equity (of character or act); specially (Christian) justification -- righteousness.
κατελαβεν verb - second aorist active indicative - third person singular
katalambano  kat-al-am-ban'-o: to take eagerly, i.e. seize, possess, etc. -- apprehend, attain, come upon, comprehend, find, obtain, perceive, (over-)take.
δικαιοσυνην noun - accusative singular feminine
dikaiosune  dik-ah-yos-oo'-nay:  equity (of character or act); specially (Christian) justification -- righteousness.
δικαιοσυνην noun - accusative singular feminine
dikaiosune  dik-ah-yos-oo'-nay:  equity (of character or act); specially (Christian) justification -- righteousness.
δε conjunction
de  deh: but, and, etc. -- also, and, but, moreover, now (often unexpressed in English).
την definite article - accusative singular feminine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
εκ preposition
ek  ek: a primary preposition denoting origin (the point whence action or motion proceeds), from, out (of place, time, or cause literal or figurative; direct or remote)
πιστεως noun - genitive singular feminine
pistis  pis'-tis: persuasion, i.e. credence; moral conviction; by extension, the system of religious (Gospel) truth itself -- assurance, belief, believe, faith, fidelity.