Then the son of wind god, Hanuman observing Devanthaka coming towards him, got up and hit him on the forehead with his thunderbolt like fist. [6-70-24]
शिरसिप्रहरवनीरस्तदावायुसुतोबली | नादेनाकम्पयच्चैवराक्षसान् स महाकपिः || ६-७०-२५
When the heroic and strong son of the wind god hit on the head of Devanthaka, the Rakshasas trembled by the sound of the great monkey 's blow. [6-70-25]