Ὤδινεν ὄρος, Ζεὺς δ' ἐφοβεῖτο, τὸ δ' ἔτεκεν μῦν → The mountain was in labor—even Zeus was afraid—but gave birth to a mouse
see (1) εἴρ Od. 24.1.—(2) εἴρομαι.