μακαριοι adjective - nominative plural masculine
makarios  mak-ar'-ee-os: supremely blest; by extension, fortunate, well off -- blessed, happy(-ier).
οι definite article - nominative plural 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.
καθαροι adjective - nominative plural masculine
katharos  kath-ar-os': clean -- clean, clear, pure.
τη definite article - dative 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.
καρδια noun - dative singular feminine
kardia  kar-dee'-ah: the heart, i.e. (figuratively) the thoughts or feelings (mind); also (by analogy) the middle -- (+ broken-)heart(-ed).
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.
αυτοι personal pronoun - nominative plural masculine
autos  ow-tos': the reflexive pronoun self, used of the third person , and (with the proper personal pronoun) of the other persons
τον definite article - accusative 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.
θεον noun - accusative singular masculine
theos  theh'-os: a deity; figuratively, a magistrate; by Hebraism, very -- exceeding, God, god(-ly, -ward).
οψονται verb - future middle deponent indicative - third person
optanomai  op-tan'-om-ahee: appear, look, see, shew self.