συμμαρτυρεῖν
From LSJ
Greek > English (Woodhouse Verbs Reversed)
(see also: συμμαρτυρέω) attest, bear witness in favor of a person, bear witness in favour of a person, bear witness to, support by evidence
(see also: συμμαρτυρέω) attest, bear witness in favor of a person, bear witness in favour of a person, bear witness to, support by evidence