Ramayana
तमनुप्लवते वायुः प्लवन्तं पुत्रमात्मनः । सूर्यदाहभयाद्रक्षंस्तुषारचयशीतलः ॥ 7-35-28 ॥
And the Wind, cool as a heap of snow, flew along behind his own son as the boy soared upward, fearing that he might be scorched by the burning heat of the sun.
english translation