9:7  

सर्वभूतानि कौन्तेय प्रकृतिं यान्ति मामिकाम् ।
कल्पक्षये पुनस्तानि कल्पादौ विसृजाम्यहम् ॥९- ७॥

sarwabhootaani kaunteya prakRRitiM yaanti maamikaam ।

kalpakShaye punastaani kalpaadau wisRRijaamyaham ॥९- ७॥

Source: Automatic ITRANS Transliteration

All beings, O son of Kunti, come to nature, added to Me
At the end of a kalpa. Again at the beginning of a kalpa I produce them.

Source: Milind S. Pandit

All beings merge into My Prakriti at the end of a Kalpa (or a cycle of 4.32 billion years), O Arjuna, and I create (or manifest) them again at the beginning of the next Kalpa.

Source: The Bhagavad-Gita: The Sacred Song

O son of Kunti, at the end of the millennium every material manifestation enters into My nature, and at the beginning of another millennium, by My potency I again create.

Source: Bhagavad Gita As It Is