σφῶν

From LSJ

τίκτει τοι κόρος ὕβριν, ὅταν κακῷ ὄλβος ἕπηται ἀνθρώπῳ καὶ ὅτῳ μὴ νόος ἄρτιος ᾖ → satiety engenders hybris when great prosperity attends on a base man or one whose mind is not set up right

Source

French (Bailly abrégé)

gén. plur. du pron. οὗ.

Dutch (Woordenboekgrieks.nl)

σφῶν gen. van σφεῖς

Russian (Dvoretsky)

σφῶν: gen. pl. к οὗ (gen. к σφεῖς).