Bhagavad Gita 11.4
मन्यसे यदि तच्छक्यं मया द्रष्टुमिति प्रभो। योगेश्वर ततो मे त्वं दर्शयात्मानमव्ययम्।।11.4।।
manyase yadi tacchakyaṃ mayā draṣṭumiti prabho| yogeśvara tato me tvaṃ darśayātmānamavyayam||11.4||
manyase yadi tacchakyam maya drashtumiti prabho yogeshvara tato me tvam darshayatmanamavyayam11.4
Meaning
If You think it is possible for me to see it, O Lord of all Yoga, then show me Your imperishable, cosmic Self.
हे प्रभो! यदि आप मानते हैं कि मेरे द्वारा वह आपका रूप देखा जाना संभव है, तो हे योगेश्वर! आप अपने अव्यय रूप का दर्शन कराइये।
This is verse 4 of 55 in Chapter 11 (Vishwaroopa Darshana Yoga) of the Bhagavad Gita.