Skandapurana 14.34.10

14.34.10

sṛṣṭastvaṃ hi mayā mūḍha prathamo'hamasaṃśayam ..
tvādṛśānāṃ sahasrāṇi kariṣye'hamasaṃśayam .. 7.3.34.10 ..

“Indeed, you were created by me, fool! I am the first, without a doubt. / I shall make thousands of beings like you, without a doubt!”