ἰαχά

From LSJ

δός μοι πᾷ στῶ καὶ τὰν γᾶν κινήσω → give me a place to stand, and I will move the Earth

Source

English (Slater)

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

Russian (Dvoretsky)

ἰᾰχά: ἡ дор. = ἰαχή.