Therefore
Part of Speech:
Conjunction
Strongs Glossary:
apparently a primary word; (adverbially) certainly, or (conjunctionally) accordingly:--and (so, truly), but, now (then), so (likewise then), then, therefore, verily, wherefore.
whether
Part of Speech:
Conjunction
Strongs Glossary:
from εἰ and τέ; if too:--if, or, whether.
I
Part of Speech:
Personal Pronoun
Strongs Glossary:
a primary pronoun of the first person I (only expressed when emphatic):--I, me. For the other cases and the plural see ἐμέ, ἐμοί, ἐμοῦ, ἡμᾶς, ἡμεῖς, ἡμῖν, ἡμῶν, etc.
or
Part of Speech:
Conjunction
Strongs Glossary:
from εἰ and τέ; if too:--if, or, whether.
they
Part of Speech:
Demonstrative Pronoun
Strongs Glossary:
from ἐκεῖ; that one (or (neuter) thing); often intensified by the article prefixed:--he, it, the other (same), selfsame, that (same, very), X their, X them, they, this, those. See also οὗτος.
so
Strongs Glossary:
adverb from οὗτος; in this way (referring to what precedes or follows):--after that, after (in) this manner, as, even (so), for all that, like(-wise), no more, on this fashion(-wise), so (in like manner), thus, what.
preach
Pronounciation:
kay-roos'-so
Strongs Glossary:
of uncertain affinity; to herald (as a public crier), especially divine truth (the gospel):--preacher(-er), proclaim, publish.
and
Part of Speech:
Conjunction
Strongs Glossary:
apparently, a primary particle, having a copulative and sometimes also a cumulative force; and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words:--and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
so
Strongs Glossary:
adverb from οὗτος; in this way (referring to what precedes or follows):--after that, after (in) this manner, as, even (so), for all that, like(-wise), no more, on this fashion(-wise), so (in like manner), thus, what.
believed
Pronounciation:
pist-yoo'-o
Strongs Glossary:
from πίστις; to have faith (in, upon, or with respect to, a person or thing), i.e. credit; by implication, to entrust (especially one's spiritual well-being to Christ):--believe(-r), commit (to trust), put in trust with.