μὴ διχορρόπως
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
Greek > English (Woodhouse)
indisputably, beyond dispute, not doubtfully, without doubt
Russian (Dvoretsky)
μὴ διχορρόπως Aesch. без колебаний, твердо.