Ramayana
इन्द्रकोपादिदं रूपं प्राप्तमेवं रणाजिरे । अहं हि तपसोग्रेण पितामहमतोषयम् ॥ ३-७१-८
By the wrath of Indra in the battlefield I obtained this form. I pleased the creator Brahma with great penance. ॥ 3-71-8॥
english translation
indrakopAdidaM rUpaM prAptamevaM raNAjire । ahaM hi tapasogreNa pitAmahamatoSayam ॥ 3-71-8
hk transliteration by Sanscript