ἴστε

From LSJ

ὀρχούμενός τις καὶ τὴν τοῦ Κρόνου τεκνοφαγίαν παρωρχεῖτο → a dancer was presenting Kronos who devoured his children, an actor portrayed Kronos who devoured his children

Source

French (Bailly abrégé)

2ᵉ pl. ind. ou impér. de οἶδα.

Greek Monotonic

ἴστε: βʹ πληθ. του οἶδα.

Russian (Dvoretsky)

ἴστε: 2 л. pl. pf. к *εἴδω.