ιαχή
From LSJ
ἄλλαι μὲν βουλαὶ ἀνθρώπων, ἄλλα δὲ Θεὸς κελεύει → man proposes, God disposes | men's wishes are different from what God orders | man's will is often different than God's decisions
ἡ (Α ἰαχή) ιάχω
βοή, κραυγή, αλαλαγμός
αρχ.
κραυγή χαράς («πέμψω πολύδακρυν ἰαχὰν», Αισχύλ.).