ἀποβλεπτέον
From LSJ
ἐν δὲ τοῖς φυσικοῖς ἀεὶ οὕτως, ἂν μή τι ἐμποδίσῃ → in natural products the sequence is invariable, if there is no impediment | now with that which is natural it is always thus if there is no impediment
English (LSJ)
A one must consider, Gal.11.407.
Greek (Liddell-Scott)
ἀποβλεπτέον: Ῥηματ. ἐπίθ. τοῦ ἀποβλέπω, δεῖ ἀποβλέπειν, Γαλην. τ. 2, σ. 3Β.
Spanish (DGE)
hay que prestar atención εἰς τὴν τῆς οὐσίας αὐτοῦ σύστασιν ἀποβλεπτέον Gal.11.407, cf. Hsch.