Bhagavad Gita 8.11
यदक्षरं वेदविदो वदन्ति विशन्ति यद्यतयो वीतरागाः | यदिच्छन्तो ब्रह्मचर्यं चरन्ति तत्ते पदं संग्रहेण प्रवक्ष्ये ||८-११||
yadakṣaraṃ vedavido vadanti viśanti yadyatayo vītarāgāḥ . yadicchanto brahmacaryaṃ caranti tatte padaṃ saṃgraheṇa pravakṣye ||8-11||

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Recitation
8.11 That which is declared Imperishable by those who know the Vedas, that which the self-controlled (ascetics or Sannyasins) and passion-free enter, that desiring which celibacy is practised that goal I will declare to thee in brief.
Persons who are learned in the Vedas, who utter oṁ-kāra, and who are great sages in the renounced order enter into Brahman. Desiring such perfection, one practices celibacy. I shall now briefly explain to you this process by which one may attain salvation.
