Bhagavatapurana 3.6.4

3.6.4

prabuddha-karma daivena trayoviṃśatiko gaṇaḥ /
prerito 'janayat svābhir mātrābhir adhipūruṣam //

4. The group of the twenty-three whose activity was thus called forth by the Supreme Lord, under His guidance produced the body called Virat with their Amsas (parts).