μαρτύρομαι (martýromai|mar-too'-rom-ahee|verb|to testify)
[Grk] μαρτύρομαι LN: 33.223, 33.319 GK: G3458
Derivation: middle voice from μάρτυς;
Strong's: to be adduced as a witness, i.e. (figuratively) to obtest (in affirmation or exhortation)
KJV: --take to record, testify.
See: μάρτυς