βλεπετε verb - present active middle - second person
blepo  blep'-o: to look at -- behold, beware, lie, look (on, to), perceive, regard, see, sight, take heed.
αδελφοι noun - vocative plural masculine
adephos  ad-el-fos':  a brother near or remote -- brother.
μηποτε adverb
mepote  may'-pot-eh or: not ever; also if (or lest) ever (or perhaps) -- if peradventure, lest (at any time, haply), not at all, whether or not.
εσται verb - future indicative - third person singular
esomai  es'-om-ahee: will be -- shall (should) be (have), (shall) come (to pass), may have, fall, what would follow, live long, sojourn.
εν preposition
en  en: in, at, (up-)on, by, etc.
τινι indefinite pronoun - dative singular masculine
tis  tis:  some or any person or object
υμων personal pronoun - second person genitive plural
humon  hoo-mone': of (from or concerning) you -- ye, you, your (own, -selves).
καρδια noun - nominative singular feminine
kardia  kar-dee'-ah: the heart, i.e. (figuratively) the thoughts or feelings (mind); also (by analogy) the middle -- (+ broken-)heart(-ed).
πονηρα adjective - nominative singular feminine
poneros  pon-ay-ros': hurtful, i.e. evil; figuratively, calamitous; also (passively) ill, i.e. diseased; but especially (morally) culpable, i.e. derelict, vicious, facinorous; neuter (singular) mischief, malice, or (plural) guilt;
απιστιας noun - genitive singular feminine
apaistia  ap-is-tee'-ah: faithlessness, i.e. (negatively) disbelief (lack of Christian faith), or (positively) unfaithfulness (disobedience) -- unbelief.
εν preposition
en  en: in, at, (up-)on, by, etc.
τω definite article - dative singular masculine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
αποστηναι verb - second aorist active middle or passive deponent
aphistemi  af-is'-tay-mee: to remove, i.e. (actively) instigate to revolt; usually (reflexively) to desist, desert, etc. -- depart, draw (fall) away, refrain, withdraw self.
απο preposition
apo  apo': off, i.e. away (from something near), in various senses (of place, time, or relation; literal or figurative)
θεου noun - genitive singular masculine
theos  theh'-os: a deity; figuratively, a magistrate; by Hebraism, very -- exceeding, God, god(-ly, -ward).
ζωντος verb - present active passive - genitive singular masculine
zao  dzah'-o: to live -- life(-time), (a-)live(-ly), quick.