ος relative pronoun - nominative singular masculine
hos  hos: the relatively (sometimes demonstrative) pronoun, who, which, what, that -- one, (an-, the) other, some, that, what, which, who(-m, -se), etc.
ιδων verb - second aorist active passive - nominative singular masculine
eido  i'-do: to see; by implication, (in the perfect tense only) to know
πετρον noun - accusative singular masculine
Petros  pet'-ros: as a name, Petrus, an apostle -- Peter, rock.
και conjunction
kai  kahee: and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
ιωαννην noun - accusative singular masculine
Ioannes  ee-o-an'-nace: Joannes (i.e. Jochanan), the name of four Israelites -- John.
μελλοντας verb - present active passive - accusative plural masculine
mello  mel'-lo: to intend, i.e. be about to be, do, or suffer something
εισιεναι verb - present infinitive
eiseimi  ice'-i-mee:  to enter -- enter (go) into.
εις preposition
eis  ice: to or into (indicating the point reached or entered), of place, time, or (figuratively) purpose (result, etc.); also in adverbial phrases
το definite article - accusative singular 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.
ιερον noun - accusative singular neuter
hieron  hee-er-on': a sacred place, i.e. the entire precincts of the Temple (at Jerusalem or elsewhere) -- temple.
ηρωτα verb - imperfect active indicative - third person singular
erotao  er-o-tah'-o: to interrogate; by implication, to request -- ask, beseech, desire, intreat, pray.
ελεημοσυνην noun - accusative singular feminine
eleemosune  el-eh-ay-mos-oo'-nay: compassionateness, i.e. (as exercised towards the poor) beneficence, or (concretely) a benefaction -- alms(-deeds).