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.
ειρηνοποιοι adjective - nominative plural masculine
eirenopoios  i-ray-nop-oy-os': pacificatory, i.e. (subjectively) peaceable -- peacemaker.
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
υιοι noun - nominative plural masculine
huios  hwee-os': a son (sometimes of animals), used very widely of immediate, remote or figuratively, kinship -- child, foal, son.
θεου noun - genitive singular masculine
theos  theh'-os: a deity; figuratively, a magistrate; by Hebraism, very -- exceeding, God, god(-ly, -ward).
κληθησονται verb - future passive indicative - third person
kaleo  kal-eh'-o: to call (properly, aloud, but used in a variety of applications, directly or otherwise) -- bid, call (forth), (whose, whose sur-)name (was (called).