ἐξαληθίζομαι
From LSJ
Βέβαιον οὐδέν ἐστιν ἐν θνητῷ βίῳ → Nihil, ut videtur, proprium in vita datur → Nichts Festes gibt's im Leben eines Sterblichen
English (LSJ)
A to be truly recorded, EM327.44.
Spanish (DGE)
decir la verdad, ser verdadero o verídico εἴ πού τι καὶ πρὸς ἱστορίαν ἐξαληθίζεται (τὰ μυθολογούμενα) Phot.Bibl.319a26, cf. EM 327.44G.