οιτινες relative pronoun - nominative plural masculine
hostis  hos'-tis: which some, i.e. any that; also (definite) which same
καταβαντες verb - second aorist active passive - nominative plural masculine
katabaino  kat-ab-ah'-ee-no: to descend -- come (get, go, step) down, fall (down).
προσηυξαντο verb - aorist middle deponent indicative - third person
proseuchomai  pros-yoo'-khom-ahee: to pray to God, i.e. supplicate, worship -- pray (earnestly, for), make prayer.
περι preposition
peri  per-ee': through (all over), i.e. around; figuratively with respect to; used in various applications, of place, cause or time
αυτων personal pronoun - genitive plural masculine
autos  ow-tos': the reflexive pronoun self, used of the third person , and (with the proper personal pronoun) of the other persons
οπως adverb
hopos  hop'-oce: what(-ever) how, i.e. in the manner that (as adverb or conjunction of coincidence, intentional or actual) -- because, how, (so) that, to, when.
λαβωσιν verb - second aorist active subjunctive - third person
lambano  lam-ban'-o: to take (in very many applications, literally and figuratively)
πνευμα noun - accusative singular neuter
pneuma  pnyoo'-mah: ghost, life, spirit(-ual, -ually), mind.
αγιον adjective - accusative singular neuter
hagios  hag'-ee-os: sacred (physically, pure, morally blameless or religious, ceremonially, consecrated) -- (most) holy (one, thing), saint.