Chapter 5 · verse 6 · gita.yoga.org

Bhagavad Gita 5.6

संन्यासस्तु महाबाहो दुःखमाप्तुमयोगतः। योगयुक्तो मुनिर्ब्रह्म नचिरेणाधिगच्छति

But, O mighty-armed Arjuna, renunciation is hard to attain without Yoga; the sage who is in harmony with Yoga quickly goes to Brahman.