Atharvaveda 5.20.10

5.20.10

śréyaḥketo vasujít sáhīyānt saṃgrāmajít sáṃśito bráhmaṇāsi |
aṃśū́n iva grā́vādhiṣávaṇe ádrir gavyán dundubhé'dhi nr̥tya védaḥ ||10||

Aiming at advantage, conquering good things, very powerful, conquering a host, thou art sharpened by bráhman; as the pressing-stone on the [soma-] stalks in the press, do thou, O drum, dance on [their] possession, seeking booty (gavyán).