Bhagavad-gītā 14.3
BG 14.3
Open the full passageमम योनिर्महद् ब्रह्म तस्मिन्गर्भं दधाम्यहम् । सम्भवः सर्वभूतानां ततो भवति भारत ॥३॥
Sanskrit
mama yonir mahad brahma tasmin garbhaṁ dadhāmy aham sambhavaḥ sarva-bhūtānāṁ tato bhavati bhārata
Translation
The total material substance, called Brahman, is the source of birth, and it is that Brahman that I impregnate, making possible the births of all living beings, O son of Bharata.