Vous avez cherché: eloquventia verax (Latin - Anglais)

verax
verax, veracis (gen.), veracior -or -us, veracissimus -a -um speaking the truth, truthful (people); conveying the truth (things);

advocatus verax
honorable lawyer

fidelis et verax
suck my dick

deus fallax deus verax
exotic fiction

qui accipit eius testimonium signavit quia deus verax es
he that hath received his testimony hath set to his seal that god is true.

est autem deus verax omnis autem homo mendax sicut scriptum est ut iustificeris in sermonibus tuis et vincas cum iudicari
god forbid: yea, let god be true, but every man a liar; as it is written, that thou mightest be justified in thy sayings, and mightest overcome when thou art judged.

et vidi caelum apertum et ecce equus albus et qui sedebat super eum vocabatur fidelis et verax vocatur et iustitia iudicat et pugna
and i saw heaven opened, and behold a white horse; and he that sat upon him was called faithful and true, and in righteousness he doth judge and make war.

et mittunt ei discipulos suos cum herodianis dicentes magister scimus quia verax es et viam dei in veritate doces et non est tibi cura de aliquo non enim respicis personam hominu
and they sent out unto him their disciples with the herodians, saying, master, we know that thou art true, and teachest the way of god in truth, neither carest thou for any man: for thou regardest not the person of men.