καθως adverb
kathos  kath-oce': just (or inasmuch) as, that -- according to, (according, even) as, how, when.
το definite article - nominative 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.
μαρτυριον noun - nominative singular neuter
marturion  mar-too'-ree-on: something evidential, i.e. (genitive case) evidence given or (specially), the Decalogue (in the sacred Tabernacle) -- to be testified, testimony, witness.
του definite article - genitive 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.
χριστου noun - genitive singular masculine
Christos  khris-tos': anointed, i.e. the Messiah, an epithet of Jesus -- Christ.
εβεβαιωθη verb - aorist passive indicative - third person singular
bebaioo  beb-ah-yo'-o: to stabilitate (figuratively) -- confirm, (e-)stablish.
εν preposition
en  en: in, at, (up-)on, by, etc.
υμιν personal pronoun - second person dative plural
humin  hoo-min': to (with or by) you -- ye, you, your(-selves).