Samavedabrahmananyashtau 180.2

Sāmavedabrāhmaṇānyaṣṭau 180.2

tasya caturviṃśau pavamānau caturviṃśatyakṣarā gāyatrī
tejo brahmavarcasaṃ gāyatrī tejasaivāsmai brahmavarcasenāpacitiṃ vindati