Śatapatha Brāhmaṇa ("of a hundred paths") 13.1.3.2

13.1.3.2

tadāhuḥ yanmitā juhuyātparimitamavarundhītetyamitā juhotyaparimitasyaivāvaruddhyā uvāca ha prajāpati stokīyāsu vā ahamaśvamedhaṃ saṃsthāpayāmi tena saṃsthitenaivāta ūrdhvaṃ carāmīti

Concerning this they say, 'Were he to offer measured (a specified number of oblations), he would gain for himself something limited:' he offers unspecified (oblations) for the obtainment of the unlimited. And indeed Pragâpati spake, 'Verily, upon the oblations of drops I establish the Asvamedha, and by it, when established, I pass upward from hence.'