ἵστασκε

From LSJ

οὖρος ὀφθαλμῶν ἐμῶν αὐτῇ γένοιτ' ἄπωθεν ἑρπούσῃ → let a fair wind be with her as she goes from my sight, let her go as quick as may be

Source

French (Bailly abrégé)

3ᵉ sg. impf. itér. Act. de ἵστημι.