Matsyapurana 49.25

49.25

sadyojātaṃ kumāraṃ tu dṛṣṭvā taṃ mamatābravīt
gamiṣyāmi gṛhaṃ svaṃ vai bharasvainaṃ bṛhaspate //

Afterwards, Bṛihaspati cast his seed on the floor which at once became a child ; seeing whom, Mamatâ said to Bṛihaspati, "I am going home, you should support [Bhara] this child [born of us two (dvâja)], O Bṛihaspati."—24-25.