ṚV, 1, 100, 12.1 sa vajrabhṛd dasyuhā bhīma ugraḥ sahasracetāḥ śatanītha ṛbhvā /

ṚV, 6, 17, 2.2 yo gotrabhid vajrabhṛd yo hariṣṭhāḥ sa indra citrāṁ abhi tṛndhi vājān //