असंभाव्यं वधं तस्य वृत्रस्य विबुधाधिपः। चिन्तयानो जगामाशु लोकस्यान्तं महायशाः॥
asaṃbhāvyaṃ vadhaṃ tasya vṛtrasya vibudhādhipaḥ| cintayāno jagāmāśu lokasyāntaṃ mahāyaśāḥ||
English Meaning
There upon thinking that he has perpetrated an iniquity by slaying Vịtra engaged in asceticism, Indra, out of fear, fled to the other side of Lokāloka mountain, perpetually enshrouded with darkness.
— M.N. Dutt (1891–94, public domain)