ἵστη

From LSJ

Μεγάλοι δὲ λόγοι μεγάλας πληγὰς τῶν ὑπεραύχων ἀποτίσαντες γήρᾳ τὸ φρονεῖν ἐδίδαξαν → The great words of the arrogant pay the penalty by suffering great blows, and teach one to reason in old age

Sophocles, Antigone, 1350-1353

French (Bailly abrégé)

2ᵉ sg. ion. impér. prés. de ἱστάω.