ho (Greek #3588)
the definite article; the (sometimes to be supplied, at others omitted, in English idiom)
KJV usage: the, this, that, one, he, she, it, etc.
Pronounce: ho
Origin: ἡ (hay), and the neuter τό (to) in all their inflections
epei (Greek #1893)
thereupon, i.e. since (of time or cause)
KJV usage: because, else, for that (then, -asmuch as), otherwise, seeing that, since, when.
Pronounce: ep-i'
Origin: from 1909 and 1487