Bhagavatapurana 10.3.16

10.3.16

sannipatya samutpādya dṛśyante 'nugatā iva /
prāg eva vidyamānatvān na teṣām iha sambhavaḥ //

16. "Having thus brought about the Universe by their combination, they seem to have entered into it: but they do not enter it, since they exist as causes before creation;