Ask at the forum if you have an Ancient or Modern Greek query!

ἰαχά

Μολὼν λαβέ -> Come and take them
Plutarch, Apophthegmata Laconica 225C12

English (Slater)

ῐᾰχά
   1 sound οὐκ ἔμειν' ἐλθεῖν παμφώνων ἰαχὰν ὑμεναίων (P. 3.17)

Russian (Dvoretsky)

ἰᾰχά: ἡ дор. = ἰαχή.