Strong's Concordance G4901

Original Word: συνεπιμαρτυρέω
Transliteration: synepimartyréō
Phonetic Spelling: soon-ep-ee-mar-too-reh'-o
[συνεπιμαρτυρέω] from G4862 and G1957; to testify further jointly, i.e. unite in adding evidence

Usages throughout the bible

Hebrews 2:4 - God also bearing them witness, G4901 both with signs and wonders, and with divers miracles, and gifts of the Holy Ghost, according to his own will?