Ramayana
गदया गरुडेशानमीशानमिव चान्तकः । ललाटदेशे ऽभ्यहनद्वज्रेणेन्द्रो यथा ऽचलम् ॥ 7-7-38 ॥
With his mace he struck the lord who rides Garuda upon the forehead, as Antaka would strike Ishana, or as Indra struck a mountain with his thunderbolt.
english translation