καταστατικῶς
From LSJ
εἰ πάλιν ἔστι γενέσθαι, ὕπνος σ' ἔ̣χει οὐκ ἐπὶ δηρόν, εἰ δ' οὐκ ἔστιν πάλιν ἐλθεῖν, αἰώ̣νιος ὕπνος → if it is possible for you to be born again, you will fall asleep, briefly; if it is not possible to return — it would be eternal sleep
Greek (Liddell-Scott)
καταστατικῶς: Ἐπίρρ., Ἀψιν. ἐν Speng Ἕλλ. Ρήτ. τ. Ι, σ. 348. 19, κτλ.