Bhagavad-gītā 15.17
BG 15.17
Open the full passageउत्तमः पुरुषस्त्वन्यः परमात्मेत्युधाहृतः । यो लोकत्रयमाविश्य बिभर्त्यव्यय ईश्वरः ॥१७॥
Sanskrit
uttamaḥ puruṣas tv anyaḥ paramātmety udāhṛtaḥ yo loka-trayam āviśya bibharty avyaya īśvaraḥ
Translation
Besides these two, there is the greatest living personality, the Supreme Soul, the imperishable Lord Himself, who has entered the three worlds and is maintaining them.