Śrīmad-Bhāgavatam 3.20.49
SB 3.20.49
Open the full passageSanskrit
sa ātmānaṁ manyamānaḥ kṛta-kṛtyam ivātmabhūḥ tadā manūn sasarjānte manasā loka-bhāvanān
Translation
One day Brahmā, the self-born, the first living creature, felt as if the object of his life had been accomplished. At that time he evolved from his mind the Manus, who promote the welfare activities of the universe.