Bhagavad Gita 9.19 Chapter 9, Verse 19

तपाम्यहमहं वर्षं निगृह्णाम्युत्सृजामि च ।
अमृतं चैव मृत्युश्च सदसच्चाहमर्जुन ॥९.१९॥

tapāmyahamahaṃ varṣaṃ nigṛhṇāmyutsṛjāmi ca
amṛtaṃ caiva mṛtyuśca sadasaccāhamarjuna

Meaning

I give heat; I withhold and send forth the rain. I am immortality and also death, O Arjuna; I am both being and non-being.

Newly written by Bhajan Dhun — scholarly review in progress.

Reference: Bhagavad Gita 9.19 (Chapter 9, The Yoga of Royal Knowledge and Royal Secret, Verse 19)