Bhagavad Gita 14.3 Chapter 14, Verse 3

मम योनिर्महद्ब्रह्म तस्मिन् गर्भं दधाम्यहम् ।
संभवः सर्वभूतानां ततो भवति भारत ॥१४.३॥

mama yonirmahadbrahma tasmin garbhaṃ dadhāmyaham
saṃbhavaḥ sarvabhūtānāṃ tato bhavati bhārata

Meaning

Great nature (prakriti) is my womb, O Bharata; in it I place the seed of consciousness. From that, all beings are born.

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 14.3 (Chapter 14, The Three Qualities of Nature (Gunatraya Vibhaga Yoga), Verse 3)