Bhagavad Gita 15.17

उत्तम: पुरुषस्त्वन्य: परमात्मेतुदाहृत: |
यो लोकत्रयमाविष्य बिभर्त्यव्यै ईश्वर:

Translation

Besides these, is the Supreme Divine Personality, who is the indestructible Supreme Soul. He enters the three worlds as the unchanging Controller and supports all living beings.