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
kardiognostes (Greek #2589)
a heart-knower
KJV usage: which knowest the hearts.
Pronounce: kar-dee-og-noce'-tace
Origin: from 2588 and 1097