ĀśvŚS, 7, 8, 2.2 yo na idam idaṃ purendrāya sāma gāyata sakhāya ā śiṣāmahi ya eka id vidayate ya indra somapātama indra no gadhy ed u madhvo madintaram eto nv indraṃ stavāma sakhāyaḥ /