ἀλλὰ τί ἦ μοι ταῦτα περὶ δρῦν ἢ περὶ πέτρην → why all this about trees and rocks, why all these things we have nothing to do with
v. ἁθρόος.
ἄθρους: атт. ἅθρους 2 стяж. = ἀθρόος, ἁθρόος.