Śatapatha Brāhmaṇa ("of a hundred paths") 2.4.2.5

2.4.2.5

atha hainaṃ śaśvadapyasurā upasedurityāhuḥ | tebhyastamaśca māyāṃ ca pradadāvastyahaivāsuramāyetīva parābhūtā ha tveva tāḥ prajāstā imāḥ prajāstathaivopajīvanti yathaivābhyaḥ prajāpatirvyadadhāt

Thereupon--so they say--the Asuras also straightway approached him. To them he gave darkness (tamas) and illusion (mâyâ): for there is indeed what is called the illusion of the Asuras. Those creatures, it is true, have perished; but creatures still subsist here in the very manner which Pragâpati ordained unto them.